USN-5485-1: Linux kernel vulnerabilities
It was discovered that some Intel processors did not completely perform cleanup actions on multi-core shared buffers. A local attacker could possibly use this to expose sensitive information. (CVE-2022-21123) It was discovered that some Intel processors did not completely perform cleanup actions on microarchitectural fill buffers. A local attacker could possibly use this to expose sensitive information. (CVE-2022-21125) It was discovered that some Intel processors did not properly perform cleanup during specific special register write operations. A local attacker could possibly use this to expose sensitive information. (CVE-2022-21166)
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
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ubuntu/linux-image-5.15.0-39-generic-64kto a version that resolves this vulnerability.Fixed in 5.15.0-39.42 - Upgrade
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ubuntu/linux-image-intel-iotgto a version that resolves this vulnerability.Fixed in 5.15.0.1010.10 - Upgrade
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ubuntu/linux-image-virtualto a version that resolves this vulnerability.Fixed in 5.15.0.39.40 - Upgrade
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ubuntu/linux-image-genericto a version that resolves this vulnerability.Fixed in 5.15.0.39.40 - Upgrade
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ubuntu/linux-image-awsto a version that resolves this vulnerability.Fixed in 5.15.0.1013.13 - Upgrade
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ubuntu/linux-image-5.15.0-39-lowlatencyto a version that resolves this vulnerability.Fixed in 5.15.0-39.42 - Upgrade
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ubuntu/linux-image-gke-5.15to a version that resolves this vulnerability.Fixed in 5.15.0.1010.13 - Upgrade
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ubuntu/linux-image-5.15.0-1010-gcpto a version that resolves this vulnerability.Fixed in 5.15.0-1010.15 - Upgrade
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ubuntu/linux-image-lowlatency-hwe-22.04to a version that resolves this vulnerability.Fixed in 5.15.0.39.38 - Upgrade
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ubuntu/linux-image-generic-hwe-22.04to a version that resolves this vulnerability.Fixed in 5.15.0.39.40 - Upgrade
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ubuntu/linux-image-5.15.0-1012-azureto a version that resolves this vulnerability.Fixed in 5.15.0-1012.15 - Upgrade
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ubuntu/linux-image-ibmto a version that resolves this vulnerability.Fixed in 5.15.0.1009.8 - Upgrade
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ubuntu/linux-image-5.15.0-1013-awsto a version that resolves this vulnerability.Fixed in 5.15.0-1013.17 - Upgrade
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ubuntu/linux-image-5.15.0-39-lowlatency-64kto a version that resolves this vulnerability.Fixed in 5.15.0-39.42 - Upgrade
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ubuntu/linux-image-azureto a version that resolves this vulnerability.Fixed in 5.15.0.1012.11 - Upgrade
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ubuntu/linux-image-5.15.0-1012-kvmto a version that resolves this vulnerability.Fixed in 5.15.0-1012.14 - Upgrade
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ubuntu/linux-image-oem-20.04to a version that resolves this vulnerability.Fixed in 5.15.0.39.40 - Upgrade
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ubuntu/linux-image-gketo a version that resolves this vulnerability.Fixed in 5.15.0.1010.13 - Upgrade
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ubuntu/linux-image-5.15.0-39-genericto a version that resolves this vulnerability.Fixed in 5.15.0-39.42 - Upgrade
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ubuntu/linux-image-5.15.0-1009-ibmto a version that resolves this vulnerability.Fixed in 5.15.0-1009.11 - Upgrade
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ubuntu/linux-image-gcpto a version that resolves this vulnerability.Fixed in 5.15.0.1010.9 - Upgrade
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ubuntu/linux-image-5.15.0-1010-gketo a version that resolves this vulnerability.Fixed in 5.15.0-1010.13 - Upgrade
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ubuntu/linux-image-generic-lpaeto a version that resolves this vulnerability.Fixed in 5.15.0.39.40 - Upgrade
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ubuntu/linux-image-5.15.0-39-generic-lpaeto a version that resolves this vulnerability.Fixed in 5.15.0-39.42 - Upgrade
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ubuntu/linux-image-5.15.0-1011-oracleto a version that resolves this vulnerability.Fixed in 5.15.0-1011.15 - Upgrade
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ubuntu/linux-image-5.15.0-1010-intel-iotgto a version that resolves this vulnerability.Fixed in 5.15.0-1010.14 - Upgrade
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ubuntu/linux-image-generic-lpae-hwe-22.04to a version that resolves this vulnerability.Fixed in 5.15.0.39.40 - Upgrade
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ubuntu/linux-image-virtual-hwe-22.04to a version that resolves this vulnerability.Fixed in 5.15.0.39.40 - Upgrade
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ubuntu/linux-image-oracleto a version that resolves this vulnerability.Fixed in 5.15.0.1011.9 - Upgrade
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ubuntu/linux-image-kvmto a version that resolves this vulnerability.Fixed in 5.15.0.1012.10 - Upgrade
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ubuntu/linux-image-lowlatencyto a version that resolves this vulnerability.Fixed in 5.15.0.39.38 - Upgrade
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ubuntu/linux-image-virtualto a version that resolves this vulnerability.Fixed in 5.13.0.51.57 - Upgrade
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ubuntu/linux-image-genericto a version that resolves this vulnerability.Fixed in 5.13.0.51.57 - Upgrade
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ubuntu/linux-image-awsto a version that resolves this vulnerability.Fixed in 5.13.0.1031.29 - Upgrade
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ubuntu/linux-image-5.13.0-1033-gcpto a version that resolves this vulnerability.Fixed in 5.13.0-1033.40 - Upgrade
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ubuntu/linux-image-5.13.0-51-generic-lpaeto a version that resolves this vulnerability.Fixed in 5.13.0-51.58 - Upgrade
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ubuntu/linux-image-5.13.0-1031-awsto a version that resolves this vulnerability.Fixed in 5.13.0-1031.35 - Upgrade
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ubuntu/linux-image-5.13.0-51-lowlatencyto a version that resolves this vulnerability.Fixed in 5.13.0-51.58 - Upgrade
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ubuntu/linux-image-azureto a version that resolves this vulnerability.Fixed in 5.13.0.1031.28 - Upgrade
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ubuntu/linux-image-5.13.0-1031-azureto a version that resolves this vulnerability.Fixed in 5.13.0-1031.37 - Upgrade
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ubuntu/linux-image-oem-20.04to a version that resolves this vulnerability.Fixed in 5.13.0.51.57 - Upgrade
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ubuntu/linux-image-5.13.0-1036-oracleto a version that resolves this vulnerability.Fixed in 5.13.0-1036.43 - Upgrade
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ubuntu/linux-image-gketo a version that resolves this vulnerability.Fixed in 5.13.0.1033.28 - Upgrade
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ubuntu/linux-image-gcpto a version that resolves this vulnerability.Fixed in 5.13.0.1033.28 - Upgrade
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ubuntu/linux-image-oracleto a version that resolves this vulnerability.Fixed in 5.13.0.1036.33 - Upgrade
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ubuntu/linux-image-lowlatencyto a version that resolves this vulnerability.Fixed in 5.13.0.51.57 - Upgrade
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ubuntu/linux-image-5.13.0-1030-kvmto a version that resolves this vulnerability.Fixed in 5.13.0-1030.33 - Upgrade
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ubuntu/linux-image-5.13.0-51-genericto a version that resolves this vulnerability.Fixed in 5.13.0-51.58 - Upgrade
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ubuntu/linux-image-kvmto a version that resolves this vulnerability.Fixed in 5.13.0.1030.27 - Upgrade
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ubuntu/linux-image-generic-lpaeto a version that resolves this vulnerability.Fixed in 5.13.0.51.57 - Upgrade
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ubuntu/linux-image-5.4.0-1076-gketo a version that resolves this vulnerability.Fixed in 5.4.0-1076.82 - Upgrade
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ubuntu/linux-image-gkeopto a version that resolves this vulnerability.Fixed in 5.4.0.1048.49 - Upgrade
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ubuntu/linux-image-virtualto a version that resolves this vulnerability.Fixed in 5.4.0.120.121 - Upgrade
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ubuntu/linux-image-awsto a version that resolves this vulnerability.Fixed in 5.13.0.1031.35~20.04.25 - Upgrade
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ubuntu/linux-image-ibm-lts-20.04to a version that resolves this vulnerability.Fixed in 5.4.0.1028.25 - Upgrade
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ubuntu/linux-image-gkeop-5.4to a version that resolves this vulnerability.Fixed in 5.4.0.1048.49 - Upgrade
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ubuntu/linux-image-azureto a version that resolves this vulnerability.Fixed in 5.13.0.1031.37~20.04.20 - Upgrade
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ubuntu/linux-image-oracle-lts-20.04to a version that resolves this vulnerability.Fixed in 5.4.0.1078.76 - Upgrade
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ubuntu/linux-image-gke-5.4to a version that resolves this vulnerability.Fixed in 5.4.0.1076.84 - Upgrade
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ubuntu/linux-image-kvmto a version that resolves this vulnerability.Fixed in 5.4.0.1070.67 - Upgrade
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ubuntu/linux-image-5.13.0-1017-intelto a version that resolves this vulnerability.Fixed in 5.13.0-1017.19 - Upgrade
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ubuntu/linux-image-lowlatencyto a version that resolves this vulnerability.Fixed in 5.4.0.120.121 - Upgrade
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ubuntu/linux-image-5.4.0-1028-ibmto a version that resolves this vulnerability.Fixed in 5.4.0-1028.32 - Upgrade
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ubuntu/linux-image-5.4.0-1080-awsto a version that resolves this vulnerability.Fixed in 5.4.0-1080.87 - Upgrade
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ubuntu/linux-image-5.13.0-1036-oracleto a version that resolves this vulnerability.Fixed in 5.13.0-1036.43~20.04.1 - Upgrade
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ubuntu/linux-image-oem-osp1to a version that resolves this vulnerability.Fixed in 5.4.0.120.121 - Upgrade
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ubuntu/linux-image-5.13.0-51-generic-64kto a version that resolves this vulnerability.Fixed in 5.13.0-51.58~20.04.1 - Upgrade
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ubuntu/linux-image-5.4.0-1048-gkeopto a version that resolves this vulnerability.Fixed in 5.4.0-1048.51 - Upgrade
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ubuntu/linux-image-5.13.0-1031-azureto a version that resolves this vulnerability.Fixed in 5.13.0-1031.37~20.04.1 - Upgrade
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ubuntu/linux-image-5.4.0-120-genericto a version that resolves this vulnerability.Fixed in 5.4.0-120.136 - Upgrade
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ubuntu/linux-image-gcpto a version that resolves this vulnerability.Fixed in 5.13.0.1033.40~20.04.1 - Upgrade
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ubuntu/linux-image-5.4.0-1085-azure-fdeto a version that resolves this vulnerability.Fixed in 5.4.0-1085.90+cvm1.1 - Upgrade
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ubuntu/linux-image-intelto a version that resolves this vulnerability.Fixed in 5.13.0.1017.15 - Upgrade
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ubuntu/linux-image-oemto a version that resolves this vulnerability.Fixed in 5.4.0.120.121 - Upgrade
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ubuntu/linux-image-ibmto a version that resolves this vulnerability.Fixed in 5.4.0.1028.25 - Upgrade
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ubuntu/linux-image-5.4.0-120-lowlatencyto a version that resolves this vulnerability.Fixed in 5.4.0-120.136 - Upgrade
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ubuntu/linux-image-5.4.0-1080-gcpto a version that resolves this vulnerability.Fixed in 5.4.0-1080.87 - Upgrade
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ubuntu/linux-image-5.13.0-51-generic-lpaeto a version that resolves this vulnerability.Fixed in 5.13.0-51.58~20.04.1 - Upgrade
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ubuntu/linux-image-azure-lts-20.04to a version that resolves this vulnerability.Fixed in 5.4.0.1085.82 - Upgrade
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ubuntu/linux-image-5.13.0-1033-gcpto a version that resolves this vulnerability.Fixed in 5.13.0-1033.40~20.04.1 - Upgrade
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ubuntu/linux-image-azure-fdeto a version that resolves this vulnerability.Fixed in 5.4.0.1085.90+cvm1.25 - Upgrade
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ubuntu/linux-image-5.13.0-51-lowlatencyto a version that resolves this vulnerability.Fixed in 5.13.0-51.58~20.04.1 - Upgrade
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ubuntu/linux-image-gketo a version that resolves this vulnerability.Fixed in 5.4.0.1076.84 - Upgrade
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ubuntu/linux-image-aws-lts-20.04to a version that resolves this vulnerability.Fixed in 5.4.0.1080.80 - Upgrade
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ubuntu/linux-image-5.4.0-1085-azureto a version that resolves this vulnerability.Fixed in 5.4.0-1085.90 - Upgrade
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ubuntu/linux-image-oracleto a version that resolves this vulnerability.Fixed in 5.13.0.1036.43~20.04.1 - Upgrade
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ubuntu/linux-image-generic-lpae-hwe-20.04to a version that resolves this vulnerability.Fixed in 5.13.0.51.58~20.04.31 - Upgrade
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ubuntu/linux-image-5.13.0-51-genericto a version that resolves this vulnerability.Fixed in 5.13.0-51.58~20.04.1 - Upgrade
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ubuntu/linux-image-5.4.0-1078-oracleto a version that resolves this vulnerability.Fixed in 5.4.0-1078.86 - Upgrade
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ubuntu/linux-image-virtual-hwe-20.04to a version that resolves this vulnerability.Fixed in 5.13.0.51.58~20.04.31 - Upgrade
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ubuntu/linux-image-genericto a version that resolves this vulnerability.Fixed in 5.4.0.120.121 - Upgrade
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ubuntu/linux-image-lowlatency-hwe-20.04to a version that resolves this vulnerability.Fixed in 5.13.0.51.58~20.04.31 - Upgrade
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ubuntu/linux-image-5.4.0-120-generic-lpaeto a version that resolves this vulnerability.Fixed in 5.4.0-120.136 - Upgrade
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ubuntu/linux-image-5.13.0-1031-awsto a version that resolves this vulnerability.Fixed in 5.13.0-1031.35~20.04.1 - Upgrade
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ubuntu/linux-image-generic-hwe-20.04to a version that resolves this vulnerability.Fixed in 5.13.0.51.58~20.04.31 - Upgrade
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ubuntu/linux-image-generic-lpaeto a version that resolves this vulnerability.Fixed in 5.4.0.120.121 - Upgrade
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ubuntu/linux-image-gcp-lts-20.04to a version that resolves this vulnerability.Fixed in 5.4.0.1080.86 - Upgrade
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ubuntu/linux-image-5.4.0-1070-kvmto a version that resolves this vulnerability.Fixed in 5.4.0-1070.75 - Upgrade
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ubuntu/linux-image-5.4.0-1076-gketo a version that resolves this vulnerability.Fixed in 5.4.0-1076.82~18.04.1 - Upgrade
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ubuntu/linux-image-snapdragon-hwe-18.04to a version that resolves this vulnerability.Fixed in 5.4.0.120.136~18.04.100 - Upgrade
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ubuntu/linux-image-virtualto a version that resolves this vulnerability.Fixed in 4.15.0.187.173 - Upgrade
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ubuntu/linux-image-aws-lts-18.04to a version that resolves this vulnerability.Fixed in 4.15.0.1136.136 - Upgrade
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ubuntu/linux-image-awsto a version that resolves this vulnerability.Fixed in 5.4.0.1080.60 - Upgrade
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ubuntu/linux-image-generic-lpae-hwe-18.04to a version that resolves this vulnerability.Fixed in 5.4.0.120.136~18.04.100 - Upgrade
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ubuntu/linux-image-gkeop-5.4to a version that resolves this vulnerability.Fixed in 5.4.0.1048.51~18.04.45 - Upgrade
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ubuntu/linux-image-azureto a version that resolves this vulnerability.Fixed in 5.4.0.1085.62 - Upgrade
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ubuntu/linux-image-dell300xto a version that resolves this vulnerability.Fixed in 4.15.0.1048.48 - Upgrade
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ubuntu/linux-image-gcp-lts-18.04to a version that resolves this vulnerability.Fixed in 4.15.0.1130.146 - Upgrade
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ubuntu/linux-image-gke-5.4to a version that resolves this vulnerability.Fixed in 5.4.0.1076.82~18.04.38 - Upgrade
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ubuntu/linux-image-kvmto a version that resolves this vulnerability.Fixed in 4.15.0.1122.115 - Upgrade
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ubuntu/linux-image-lowlatencyto a version that resolves this vulnerability.Fixed in 4.15.0.187.173 - Upgrade
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ubuntu/linux-image-4.15.0-1130-gcpto a version that resolves this vulnerability.Fixed in 4.15.0-1130.146 - Upgrade
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ubuntu/linux-image-4.15.0-1145-azureto a version that resolves this vulnerability.Fixed in 4.15.0-1145.160 - Upgrade
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ubuntu/linux-image-5.4.0-1028-ibmto a version that resolves this vulnerability.Fixed in 5.4.0-1028.32~18.04.1 - Upgrade
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ubuntu/linux-image-5.4.0-1080-awsto a version that resolves this vulnerability.Fixed in 5.4.0-1080.87~18.04.1 - Upgrade
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ubuntu/linux-image-oem-osp1to a version that resolves this vulnerability.Fixed in 5.4.0.120.136~18.04.100 - Upgrade
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ubuntu/linux-image-5.4.0-1048-gkeopto a version that resolves this vulnerability.Fixed in 5.4.0-1048.51~18.04.1 - Upgrade
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ubuntu/linux-image-5.4.0-120-genericto a version that resolves this vulnerability.Fixed in 5.4.0-120.136~18.04.1 - Upgrade
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ubuntu/linux-image-gcpto a version that resolves this vulnerability.Fixed in 5.4.0.1080.61 - Upgrade
Upgrade
ubuntu/linux-image-5.4.0-120-lowlatencyto a version that resolves this vulnerability.Fixed in 5.4.0-120.136~18.04.1 - Upgrade
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ubuntu/linux-image-generic-lpaeto a version that resolves this vulnerability.Fixed in 4.15.0.187.173 - Upgrade
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ubuntu/linux-image-4.15.0-1122-kvmto a version that resolves this vulnerability.Fixed in 4.15.0-1122.127 - Upgrade
Upgrade
ubuntu/linux-image-generic-hwe-18.04to a version that resolves this vulnerability.Fixed in 5.4.0.120.136~18.04.100 - Upgrade
Upgrade
ubuntu/linux-image-oemto a version that resolves this vulnerability.Fixed in 5.4.0.120.136~18.04.100 - Upgrade
Upgrade
ubuntu/linux-image-ibmto a version that resolves this vulnerability.Fixed in 5.4.0.1028.42 - Upgrade
Upgrade
ubuntu/linux-image-5.4.0-1080-gcpto a version that resolves this vulnerability.Fixed in 5.4.0-1080.87~18.04.1 - Upgrade
Upgrade
ubuntu/linux-image-virtual-hwe-18.04to a version that resolves this vulnerability.Fixed in 5.4.0.120.136~18.04.100 - Upgrade
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ubuntu/linux-image-5.4.0-1085-azureto a version that resolves this vulnerability.Fixed in 5.4.0-1085.90~18.04.1 - Upgrade
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ubuntu/linux-image-azure-lts-18.04to a version that resolves this vulnerability.Fixed in 4.15.0.1145.115 - Upgrade
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ubuntu/linux-image-4.15.0-1048-dell300xto a version that resolves this vulnerability.Fixed in 4.15.0-1048.53 - Upgrade
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ubuntu/linux-image-oracleto a version that resolves this vulnerability.Fixed in 5.4.0.1078.86~18.04.55 - Upgrade
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ubuntu/linux-image-lowlatency-hwe-18.04to a version that resolves this vulnerability.Fixed in 5.4.0.120.136~18.04.100 - Upgrade
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ubuntu/linux-image-4.15.0-187-lowlatencyto a version that resolves this vulnerability.Fixed in 4.15.0-187.198 - Upgrade
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ubuntu/linux-image-4.15.0-1136-awsto a version that resolves this vulnerability.Fixed in 4.15.0-1136.147 - Upgrade
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ubuntu/linux-image-5.4.0-1078-oracleto a version that resolves this vulnerability.Fixed in 5.4.0-1078.86~18.04.1 - Upgrade
Upgrade
ubuntu/linux-image-genericto a version that resolves this vulnerability.Fixed in 4.15.0.187.173 - Upgrade
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ubuntu/linux-image-oracle-lts-18.04to a version that resolves this vulnerability.Fixed in 4.15.0.1101.108 - Upgrade
Upgrade
ubuntu/linux-image-5.4.0-120-generic-lpaeto a version that resolves this vulnerability.Fixed in 5.4.0-120.136~18.04.1 - Upgrade
Upgrade
ubuntu/linux-image-4.15.0-187-generic-lpaeto a version that resolves this vulnerability.Fixed in 4.15.0-187.198 - Upgrade
Upgrade
ubuntu/linux-image-4.15.0-187-genericto a version that resolves this vulnerability.Fixed in 4.15.0-187.198 - Upgrade
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ubuntu/linux-image-4.15.0-1101-oracleto a version that resolves this vulnerability.Fixed in 4.15.0-1101.112 - Upgrade
Upgrade
ubuntu/linux-image-lowlatency-hwe-16.04to a version that resolves this vulnerability.Fixed in 4.15.0.187.174 - Upgrade
Upgrade
ubuntu/linux-image-4.15.0-1130-gcpto a version that resolves this vulnerability.Fixed in 4.15.0-1130.146~16.04.1 - Upgrade
Upgrade
ubuntu/linux-image-4.15.0-1145-azureto a version that resolves this vulnerability.Fixed in 4.15.0-1145.160~16.04.1 - Upgrade
Upgrade
ubuntu/linux-image-oemto a version that resolves this vulnerability.Fixed in 4.15.0.187.174 - Upgrade
Upgrade
ubuntu/linux-image-virtual-hwe-16.04to a version that resolves this vulnerability.Fixed in 4.15.0.187.174 - Upgrade
Upgrade
ubuntu/linux-image-4.15.0-1136-aws-hweto a version that resolves this vulnerability.Fixed in 4.15.0-1136.147~16.04.1 - Upgrade
Upgrade
ubuntu/linux-image-azureto a version that resolves this vulnerability.Fixed in 4.15.0.1145.132 - Upgrade
Upgrade
ubuntu/linux-image-gketo a version that resolves this vulnerability.Fixed in 4.15.0.1130.127 - Upgrade
Upgrade
ubuntu/linux-image-gcpto a version that resolves this vulnerability.Fixed in 4.15.0.1130.127 - Upgrade
Upgrade
ubuntu/linux-image-aws-hweto a version that resolves this vulnerability.Fixed in 4.15.0.1136.123 - Upgrade
Upgrade
ubuntu/linux-image-4.15.0-187-genericto a version that resolves this vulnerability.Fixed in 4.15.0-187.198~16.04.1 - Upgrade
Upgrade
ubuntu/linux-image-generic-hwe-16.04to a version that resolves this vulnerability.Fixed in 4.15.0.187.174 - Upgrade
Upgrade
ubuntu/linux-image-4.15.0-1101-oracleto a version that resolves this vulnerability.Fixed in 4.15.0-1101.112~16.04.1 - Upgrade
Upgrade
ubuntu/linux-image-oracleto a version that resolves this vulnerability.Fixed in 4.15.0.1101.86 - Upgrade
Upgrade
ubuntu/linux-image-4.15.0-187-lowlatencyto a version that resolves this vulnerability.Fixed in 4.15.0-187.198~16.04.1 - Upgrade
Upgrade
ubuntu/linux-image-azureto a version that resolves this vulnerability.Fixed in 4.15.0.1145.114 - Upgrade
Upgrade
ubuntu/linux-image-4.15.0-1145-azureto a version that resolves this vulnerability.Fixed in 4.15.0-1145.160~14.04.1
Event History
Child vulnerabilities
Contains the following vulnerabilities.
Frequently Asked Questions
What is the severity of USN-5485-1?
The severity of USN-5485-1 is classified as medium due to the potential exposure of sensitive information.
How do I fix USN-5485-1?
To fix USN-5485-1, you should update your affected Ubuntu system to the latest kernel version available.
What products does USN-5485-1 affect?
USN-5485-1 affects multiple versions of the Ubuntu operating system running specific Linux kernel packages.
Is there a workaround for USN-5485-1?
There is no known workaround for USN-5485-1; updating to a patched version is recommended.
What is CVE-2022-21123 referenced in USN-5485-1?
CVE-2022-21123 is a vulnerability found in certain Intel processors that may allow local attackers to disclose sensitive information.