CWE
416 362
Advisory Published

USN-5514-1: Linux kernel vulnerabilities

First published: Wed Jul 13 2022(Updated: )

It was discovered that the implementation of the 6pack and mkiss protocols in the Linux kernel did not handle detach events properly in some situations, leading to a use-after-free vulnerability. A local attacker could possibly use this to cause a denial of service (system crash). (CVE-2022-1195) Duoming Zhou discovered that the AX.25 amateur radio protocol implementation in the Linux kernel did not handle detach events properly in some situations. A local attacker could possibly use this to cause a denial of service (system crash) or execute arbitrary code. (CVE-2022-1199) Duoming Zhou discovered race conditions in the AX.25 amateur radio protocol implementation in the Linux kernel during device detach operations. A local attacker could possibly use this to cause a denial of service (system crash). (CVE-2022-1204) Duoming Zhou discovered race conditions in the AX.25 amateur radio protocol implementation in the Linux kernel, leading to use-after-free vulnerabilities. A local attacker could possibly use this to cause a denial of service (system crash). (CVE-2022-1205) Yongkang Jia discovered that the KVM hypervisor implementation in the Linux kernel did not properly handle guest TLB mapping invalidation requests in some situations. An attacker in a guest VM could use this to cause a denial of service (system crash) in the host OS. (CVE-2022-1789) Minh Yuan discovered that the floppy driver in the Linux kernel contained a race condition in some situations, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2022-33981)

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/linux-image-gkeop<5.4.0.1049.50
5.4.0.1049.50
=20.04
All of
ubuntu/linux-image-virtual<5.4.0.122.123
5.4.0.122.123
=20.04
All of
ubuntu/linux-image-generic<5.4.0.122.123
5.4.0.122.123
=20.04
All of
ubuntu/linux-image-oem<5.4.0.122.123
5.4.0.122.123
=20.04
All of
ubuntu/linux-image-5.4.0-1049-gkeop<5.4.0-1049.52
5.4.0-1049.52
=20.04
All of
ubuntu/linux-image-5.4.0-1081-aws<5.4.0-1081.88
5.4.0-1081.88
=20.04
All of
ubuntu/linux-image-ibm<5.4.0.1029.58
5.4.0.1029.58
=20.04
All of
ubuntu/linux-image-oem-osp1<5.4.0.122.123
5.4.0.122.123
=20.04
All of
ubuntu/linux-image-5.4.0-1086-azure-fde<5.4.0-1086.91+cvm1.1
5.4.0-1086.91+cvm1.1
=20.04
All of
ubuntu/linux-image-5.4.0-122-generic<5.4.0-122.138
5.4.0-122.138
=20.04
All of
ubuntu/linux-image-lowlatency<5.4.0.122.123
5.4.0.122.123
=20.04
All of
ubuntu/linux-image-5.4.0-1029-ibm<5.4.0-1029.33
5.4.0-1029.33
=20.04
All of
ubuntu/linux-image-azure-lts-20.04<5.4.0.1086.83
5.4.0.1086.83
=20.04
All of
ubuntu/linux-image-gkeop-5.4<5.4.0.1049.50
5.4.0.1049.50
=20.04
All of
ubuntu/linux-image-5.4.0-1071-kvm<5.4.0-1071.76
5.4.0-1071.76
=20.04
All of
ubuntu/linux-image-kvm<5.4.0.1071.68
5.4.0.1071.68
=20.04
All of
ubuntu/linux-image-gcp-lts-20.04<5.4.0.1084.89
5.4.0.1084.89
=20.04
All of
ubuntu/linux-image-5.4.0-1079-oracle<5.4.0-1079.87
5.4.0-1079.87
=20.04
All of
ubuntu/linux-image-ibm-lts-20.04<5.4.0.1029.58
5.4.0.1029.58
=20.04
All of
ubuntu/linux-image-aws-lts-20.04<5.4.0.1081.81
5.4.0.1081.81
=20.04
All of
ubuntu/linux-image-5.4.0-1084-gcp<5.4.0-1084.92
5.4.0-1084.92
=20.04
All of
ubuntu/linux-image-raspi2<5.4.0.1066.99
5.4.0.1066.99
=20.04
All of
ubuntu/linux-image-5.4.0-1078-gke<5.4.0-1078.84
5.4.0-1078.84
=20.04
All of
ubuntu/linux-image-azure-fde<5.4.0.1086.91+cvm1.27
5.4.0.1086.91+cvm1.27
=20.04
All of
ubuntu/linux-image-gke<5.4.0.1078.86
5.4.0.1078.86
=20.04
All of
ubuntu/linux-image-5.4.0-1066-raspi<5.4.0-1066.76
5.4.0-1066.76
=20.04
All of
ubuntu/linux-image-oracle-lts-20.04<5.4.0.1079.76
5.4.0.1079.76
=20.04
All of
ubuntu/linux-image-5.4.0-122-lowlatency<5.4.0-122.138
5.4.0-122.138
=20.04
All of
ubuntu/linux-image-raspi<5.4.0.1066.99
5.4.0.1066.99
=20.04
All of
ubuntu/linux-image-5.4.0-122-generic-lpae<5.4.0-122.138
5.4.0-122.138
=20.04
All of
ubuntu/linux-image-gke-5.4<5.4.0.1078.86
5.4.0.1078.86
=20.04
All of
ubuntu/linux-image-5.4.0-1086-azure<5.4.0-1086.91
5.4.0-1086.91
=20.04
All of
ubuntu/linux-image-generic-lpae<5.4.0.122.123
5.4.0.122.123
=20.04
All of
ubuntu/linux-image-generic-hwe-18.04<5.4.0.122.138~18.04.102
5.4.0.122.138~18.04.102
=18.04
All of
ubuntu/linux-image-snapdragon-hwe-18.04<5.4.0.122.138~18.04.102
5.4.0.122.138~18.04.102
=18.04
All of
ubuntu/linux-image-aws<5.4.0.1081.61
5.4.0.1081.61
=18.04
All of
ubuntu/linux-image-5.4.0-1049-gkeop<5.4.0-1049.52~18.04.1
5.4.0-1049.52~18.04.1
=18.04
All of
ubuntu/linux-image-5.4.0-1081-aws<5.4.0-1081.88~18.04.1
5.4.0-1081.88~18.04.1
=18.04
All of
ubuntu/linux-image-raspi-hwe-18.04<5.4.0.1066.66
5.4.0.1066.66
=18.04
All of
ubuntu/linux-image-ibm<5.4.0.1029.43
5.4.0.1029.43
=18.04
All of
ubuntu/linux-image-oem-osp1<5.4.0.122.138~18.04.102
5.4.0.122.138~18.04.102
=18.04
All of
ubuntu/linux-image-5.4.0-122-generic<5.4.0-122.138~18.04.1
5.4.0-122.138~18.04.1
=18.04
All of
ubuntu/linux-image-generic-lpae-hwe-18.04<5.4.0.122.138~18.04.102
5.4.0.122.138~18.04.102
=18.04
All of
ubuntu/linux-image-5.4.0-1029-ibm<5.4.0-1029.33~18.04.1
5.4.0-1029.33~18.04.1
=18.04
All of
ubuntu/linux-image-gkeop-5.4<5.4.0.1049.52~18.04.46
5.4.0.1049.52~18.04.46
=18.04
All of
ubuntu/linux-image-azure<5.4.0.1086.63
5.4.0.1086.63
=18.04
All of
ubuntu/linux-image-5.4.0-1079-oracle<5.4.0-1079.87~18.04.1
5.4.0-1079.87~18.04.1
=18.04
All of
ubuntu/linux-image-virtual-hwe-18.04<5.4.0.122.138~18.04.102
5.4.0.122.138~18.04.102
=18.04
All of
ubuntu/linux-image-5.4.0-1066-raspi<5.4.0-1066.76~18.04.1
5.4.0-1066.76~18.04.1
=18.04
All of
ubuntu/linux-image-oracle<5.4.0.1079.87~18.04.56
5.4.0.1079.87~18.04.56
=18.04
All of
ubuntu/linux-image-5.4.0-122-lowlatency<5.4.0-122.138~18.04.1
5.4.0-122.138~18.04.1
=18.04
All of
ubuntu/linux-image-lowlatency-hwe-18.04<5.4.0.122.138~18.04.102
5.4.0.122.138~18.04.102
=18.04
All of
ubuntu/linux-image-5.4.0-122-generic-lpae<5.4.0-122.138~18.04.1
5.4.0-122.138~18.04.1
=18.04
All of
ubuntu/linux-image-5.4.0-1086-azure<5.4.0-1086.91~18.04.1
5.4.0-1086.91~18.04.1
=18.04
All of
ubuntu/linux-image-oem<5.4.0.122.138~18.04.102
5.4.0.122.138~18.04.102
=18.04

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Reference Links

Child vulnerabilities

(Contains the following vulnerabilities)

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