USN-6774-1: Linux kernel vulnerabilities
Zheng Wang discovered that the Broadcom FullMAC WLAN driver in the Linux kernel contained a race condition during device removal, leading to a use- after-free vulnerability. A physically proximate attacker could possibly use this to cause a denial of service (system crash). (CVE-2023-47233)
Sander Wiebing, Alvise de Faveri Tron, Herbert Bos, and Cristiano Giuffrida discovered that the Linux kernel mitigations for the initial Branch History Injection vulnerability (CVE-2022-0001) were insufficient for Intel processors. A local attacker could potentially use this to expose sensitive information. (CVE-2024-2201)
Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Hardware random number generator core; - Ext4 file system; - JFS file system; - Bluetooth subsystem; - Networking core; - IPv4 networking; - Logical Link layer; - Netlink; - Tomoyo security module; (CVE-2024-26704, CVE-2023-52615, CVE-2024-26805, CVE-2023-52604, CVE-2024-26614, CVE-2023-52602, CVE-2024-26635, CVE-2024-26622, CVE-2023-52601, CVE-2024-26801)
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
ubuntu/linux-image-6.5.0-1014-starfiveto a version that resolves this vulnerability.Fixed in 6.5.0-1014.15 - Upgrade
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ubuntu/linux-image-6.5.0-1016-laptopto a version that resolves this vulnerability.Fixed in 6.5.0-1016.19 - Upgrade
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ubuntu/linux-image-6.5.0-1017-raspito a version that resolves this vulnerability.Fixed in 6.5.0-1017.20 - Upgrade
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ubuntu/linux-image-6.5.0-1020-awsto a version that resolves this vulnerability.Fixed in 6.5.0-1020.20 - Upgrade
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ubuntu/linux-image-6.5.0-1020-gcpto a version that resolves this vulnerability.Fixed in 6.5.0-1020.20 - Upgrade
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ubuntu/linux-image-6.5.0-1021-azureto a version that resolves this vulnerability.Fixed in 6.5.0-1021.22 - Upgrade
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ubuntu/linux-image-6.5.0-1021-azure-fdeto a version that resolves this vulnerability.Fixed in 6.5.0-1021.22 - Upgrade
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ubuntu/linux-image-6.5.0-1023-oracleto a version that resolves this vulnerability.Fixed in 6.5.0-1023.23 - Upgrade
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ubuntu/linux-image-6.5.0-1023-oracle-64kto a version that resolves this vulnerability.Fixed in 6.5.0-1023.23 - Upgrade
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ubuntu/linux-image-6.5.0-35-genericto a version that resolves this vulnerability.Fixed in 6.5.0-35.35 - Upgrade
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ubuntu/linux-image-6.5.0-35-generic-64kto a version that resolves this vulnerability.Fixed in 6.5.0-35.35 - Upgrade
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ubuntu/linux-image-6.5.0-35-lowlatencyto a version that resolves this vulnerability.Fixed in 6.5.0-35.35.1 - Upgrade
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ubuntu/linux-image-6.5.0-35-lowlatency-64kto a version that resolves this vulnerability.Fixed in 6.5.0-35.35.1 - Upgrade
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ubuntu/linux-image-awsto a version that resolves this vulnerability.Fixed in 6.5.0.1020.20 - Upgrade
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ubuntu/linux-image-azureto a version that resolves this vulnerability.Fixed in 6.5.0.1021.25 - Upgrade
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ubuntu/linux-image-azure-fdeto a version that resolves this vulnerability.Fixed in 6.5.0.1021.25 - Upgrade
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ubuntu/linux-image-gcpto a version that resolves this vulnerability.Fixed in 6.5.0.1020.20 - Upgrade
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ubuntu/linux-image-genericto a version that resolves this vulnerability.Fixed in 6.5.0.35.35 - Upgrade
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ubuntu/linux-image-generic-64kto a version that resolves this vulnerability.Fixed in 6.5.0.35.35 - Upgrade
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ubuntu/linux-image-generic-lpaeto a version that resolves this vulnerability.Fixed in 6.5.0.35.35 - Upgrade
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ubuntu/linux-image-kvmto a version that resolves this vulnerability.Fixed in 6.5.0.35.35 - Upgrade
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ubuntu/linux-image-laptop-23.10to a version that resolves this vulnerability.Fixed in 6.5.0.1016.19 - Upgrade
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ubuntu/linux-image-lowlatencyto a version that resolves this vulnerability.Fixed in 6.5.0.35.35.1 - Upgrade
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ubuntu/linux-image-lowlatency-64kto a version that resolves this vulnerability.Fixed in 6.5.0.35.35.1 - Upgrade
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ubuntu/linux-image-oracleto a version that resolves this vulnerability.Fixed in 6.5.0.1023.25 - Upgrade
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ubuntu/linux-image-oracle-64kto a version that resolves this vulnerability.Fixed in 6.5.0.1023.25 - Upgrade
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ubuntu/linux-image-raspito a version that resolves this vulnerability.Fixed in 6.5.0.1017.18 - Upgrade
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ubuntu/linux-image-raspi-nolpaeto a version that resolves this vulnerability.Fixed in 6.5.0.1017.18 - Upgrade
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ubuntu/linux-image-starfiveto a version that resolves this vulnerability.Fixed in 6.5.0.1014.16 - Upgrade
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ubuntu/linux-image-virtualto a version that resolves this vulnerability.Fixed in 6.5.0.35.35 - Upgrade
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ubuntu/linux-image-6.5.0-1014-starfiveto a version that resolves this vulnerability.Fixed in 6.5.0-1014.15~22.04.1 - Upgrade
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ubuntu/linux-image-6.5.0-1019-nvidiato a version that resolves this vulnerability.Fixed in 6.5.0-1019.19 - Upgrade
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ubuntu/linux-image-6.5.0-1019-nvidia-64kto a version that resolves this vulnerability.Fixed in 6.5.0-1019.19 - Upgrade
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ubuntu/linux-image-6.5.0-1020-awsto a version that resolves this vulnerability.Fixed in 6.5.0-1020.20~22.04.1 - Upgrade
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ubuntu/linux-image-6.5.0-1020-gcpto a version that resolves this vulnerability.Fixed in 6.5.0-1020.20~22.04.1 - Upgrade
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ubuntu/linux-image-6.5.0-1021-azureto a version that resolves this vulnerability.Fixed in 6.5.0-1021.22~22.04.1 - Upgrade
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ubuntu/linux-image-6.5.0-1021-azure-fdeto a version that resolves this vulnerability.Fixed in 6.5.0-1021.22~22.04.1 - Upgrade
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ubuntu/linux-image-6.5.0-1023-oemto a version that resolves this vulnerability.Fixed in 6.5.0-1023.24 - Upgrade
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ubuntu/linux-image-6.5.0-1023-oracleto a version that resolves this vulnerability.Fixed in 6.5.0-1023.23~22.04.1 - Upgrade
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ubuntu/linux-image-6.5.0-1023-oracle-64kto a version that resolves this vulnerability.Fixed in 6.5.0-1023.23~22.04.1 - Upgrade
Upgrade
ubuntu/linux-image-6.5.0-35-genericto a version that resolves this vulnerability.Fixed in 6.5.0-35.35~22.04.1 - Upgrade
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ubuntu/linux-image-6.5.0-35-generic-64kto a version that resolves this vulnerability.Fixed in 6.5.0-35.35~22.04.1 - Upgrade
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ubuntu/linux-image-6.5.0-35-lowlatencyto a version that resolves this vulnerability.Fixed in 6.5.0-35.35.1~22.04.1 - Upgrade
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ubuntu/linux-image-6.5.0-35-lowlatency-64kto a version that resolves this vulnerability.Fixed in 6.5.0-35.35.1~22.04.1 - Upgrade
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ubuntu/linux-image-awsto a version that resolves this vulnerability.Fixed in 6.5.0.1020.20~22.04.1 - Upgrade
Upgrade
ubuntu/linux-image-azureto a version that resolves this vulnerability.Fixed in 6.5.0.1021.22~22.04.1 - Upgrade
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ubuntu/linux-image-azure-fdeto a version that resolves this vulnerability.Fixed in 6.5.0.1021.22~22.04.1 - Upgrade
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ubuntu/linux-image-gcpto a version that resolves this vulnerability.Fixed in 6.5.0.1020.20~22.04.1 - Upgrade
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ubuntu/linux-image-generic-64k-hwe-22.04to a version that resolves this vulnerability.Fixed in 6.5.0.35.35~22.04.1 - Upgrade
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ubuntu/linux-image-generic-hwe-22.04to a version that resolves this vulnerability.Fixed in 6.5.0.35.35~22.04.1 - Upgrade
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ubuntu/linux-image-lowlatency-64k-hwe-22.04to a version that resolves this vulnerability.Fixed in 6.5.0.35.35.1~22.04.1 - Upgrade
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ubuntu/linux-image-lowlatency-hwe-22.04to a version that resolves this vulnerability.Fixed in 6.5.0.35.35.1~22.04.1 - Upgrade
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ubuntu/linux-image-nvidia-6.5to a version that resolves this vulnerability.Fixed in 6.5.0.1019.26 - Upgrade
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ubuntu/linux-image-nvidia-64k-6.5to a version that resolves this vulnerability.Fixed in 6.5.0.1019.26 - Upgrade
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ubuntu/linux-image-nvidia-64k-hwe-22.04to a version that resolves this vulnerability.Fixed in 6.5.0.1019.26 - Upgrade
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ubuntu/linux-image-nvidia-hwe-22.04to a version that resolves this vulnerability.Fixed in 6.5.0.1019.26 - Upgrade
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ubuntu/linux-image-oem-22.04to a version that resolves this vulnerability.Fixed in 6.5.0.1023.25 - Upgrade
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ubuntu/linux-image-oem-22.04ato a version that resolves this vulnerability.Fixed in 6.5.0.1023.25 - Upgrade
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ubuntu/linux-image-oem-22.04bto a version that resolves this vulnerability.Fixed in 6.5.0.1023.25 - Upgrade
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ubuntu/linux-image-oem-22.04cto a version that resolves this vulnerability.Fixed in 6.5.0.1023.25 - Upgrade
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ubuntu/linux-image-oem-22.04dto a version that resolves this vulnerability.Fixed in 6.5.0.1023.25 - Upgrade
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ubuntu/linux-image-oracleto a version that resolves this vulnerability.Fixed in 6.5.0.1023.23~22.04.1 - Upgrade
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ubuntu/linux-image-oracle-64kto a version that resolves this vulnerability.Fixed in 6.5.0.1023.23~22.04.1 - Upgrade
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ubuntu/linux-image-starfiveto a version that resolves this vulnerability.Fixed in 6.5.0.1014.15~22.04.1 - Upgrade
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ubuntu/linux-image-virtual-hwe-22.04to a version that resolves this vulnerability.Fixed in 6.5.0.35.35~22.04.1 - Upgrade
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ubuntu/linux-aws-6.5to a version that resolves this vulnerability.Fixed in 6.5.0-1020.20~22.04.1 - Upgrade
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ubuntu/linux-azure-6.5to a version that resolves this vulnerability.Fixed in 6.5.0-1021.22~22.04.1 - Upgrade
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ubuntu/linux-gcp-6.5to a version that resolves this vulnerability.Fixed in 6.5.0-1020.20~22.04.1 - Upgrade
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ubuntu/linux-hwe-6.5to a version that resolves this vulnerability.Fixed in 6.5.0-35.35~22.04.1 - Upgrade
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ubuntu/linux-lowlatency-hwe-6.5to a version that resolves this vulnerability.Fixed in 6.5.0-35.35.1~22.04.1 - Upgrade
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ubuntu/linux-nvidia-6.5to a version that resolves this vulnerability.Fixed in 6.5.0-1019.19 - Upgrade
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ubuntu/linux-oem-6.5to a version that resolves this vulnerability.Fixed in 6.5.0-1023.24 - Upgrade
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ubuntu/linux-oracle-6.5to a version that resolves this vulnerability.Fixed in 6.5.0-1023.23~22.04.1 - Upgrade
Upgrade
ubuntu/linux-starfive-6.5to a version that resolves this vulnerability.Fixed in 6.5.0-1014.15~22.04.1 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Patch USN-6774-1
Event History
Child vulnerabilities
Contains the following vulnerabilities.
- CVE-2024-26805
- CVE-2024-26801
- CVE-2024-26704
- CVE-2024-26635
- CVE-2024-26622
- CVE-2024-26614
- CVE-2024-2201
- CVE-2023-52615
- CVE-2023-52604
- CVE-2023-52602
- CVE-2023-47233
- CVE-2023-52601
- UBUNTU-CVE-2023-47233
- UBUNTU-CVE-2023-52601
- UBUNTU-CVE-2023-52602
- UBUNTU-CVE-2023-52604
- UBUNTU-CVE-2023-52615
- UBUNTU-CVE-2024-2201
- UBUNTU-CVE-2024-26614
- UBUNTU-CVE-2024-26622
- UBUNTU-CVE-2024-26635
- UBUNTU-CVE-2024-26704
- UBUNTU-CVE-2024-26801
- UBUNTU-CVE-2024-26805
Frequently Asked Questions
What is the severity of USN-6774-1?
The severity of USN-6774-1 is significant due to a use-after-free vulnerability that can result in a denial of service.
How do I fix USN-6774-1?
To fix USN-6774-1, you should upgrade to the recommended kernel versions specified in the advisory, such as linux-image-6.5.0-1014.15 or later.
Who discovered the vulnerability in USN-6774-1?
Zheng Wang discovered the vulnerability in USN-6774-1.
Can USN-6774-1 be exploited remotely?
No, USN-6774-1 requires physical proximity to the device to exploit the vulnerability.
What platforms are affected by USN-6774-1?
USN-6774-1 affects various versions of Ubuntu running specific kernel images.