Race Condition Affecting kernel-debug-uki-virt package, versions <0:5.14.0-284.25.1.el9_2
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Test your applications- Snyk ID SNYK-ORACLE9-KERNELDEBUGUKIVIRT-5819165
- published 14 Feb 2023
- disclosed 30 Nov 2022
Introduced: 30 Nov 2022
CVE-2022-45869 Open this link in a new tabHow to fix?
Upgrade Oracle:9 kernel-debug-uki-virt to version 0:5.14.0-284.25.1.el9_2 or higher.
This issue was patched in ELSA-2023-4377.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-debug-uki-virt package and not the kernel-debug-uki-virt package as distributed by Oracle.
See How to fix? for Oracle:9 relevant fixed versions and status.
A race condition in the x86 KVM subsystem in the Linux kernel through 6.1-rc6 allows guest OS users to cause a denial of service (host OS crash or host OS memory corruption) when nested virtualisation and the TDP MMU are enabled.
References
- https://linux.oracle.com/cve/CVE-2022-45869.html
- https://linux.oracle.com/errata/ELSA-2023-12116.html
- https://linux.oracle.com/errata/ELSA-2023-4377.html
- https://linux.oracle.com/errata/ELSA-2023-7077.html
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=47b0c2e4c220f2251fd8dcfbb44479819c715e15