Privilege Defined With Unsafe Actions Affecting kernel-abi-stablelists package, versions <0:4.18.0-425.3.1.el8
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Test your applications- Snyk ID SNYK-CENTOS8-KERNELABISTABLELISTS-2870001
- published 14 Jun 2022
- disclosed 24 May 2022
How to fix?
Upgrade Centos:8 kernel-abi-stablelists to version 0:4.18.0-425.3.1.el8 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-abi-stablelists package and not the kernel-abi-stablelists package as distributed by Centos.
See How to fix? for Centos:8 relevant fixed versions and status.
KGDB and KDB allow read and write access to kernel memory, and thus should be restricted during lockdown. An attacker with access to a serial port could trigger the debugger so it is important that the debugger respect the lockdown mode when/if it is triggered. CVSS 3.1 Base Score 6.7 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H).
References
- https://access.redhat.com/security/cve/CVE-2022-21499
- https://access.redhat.com/errata/RHSA-2022:7683
- http://packetstormsecurity.com/files/168191/Kernel-Live-Patch-Security-Notice-LSN-0089-1.html
- https://git.kernel.org/linus/eadb2f47a3ced5c64b23b90fd2a3463f63726066
- https://www.debian.org/security/2022/dsa-5161