Write-what-where Condition Affecting kernel-debug-devel package, versions <0:4.18.0-477.10.1.el8_8
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Test your applications- Snyk ID SNYK-RHEL8-KERNELDEBUGDEVEL-3258652
- published 31 Jan 2023
- disclosed 1 Sep 2022
Introduced: 1 Sep 2022
CVE-2022-3623 Open this link in a new tabHow to fix?
Upgrade RHEL:8 kernel-debug-devel to version 0:4.18.0-477.10.1.el8_8 or higher.
This issue was patched in RHSA-2023:2951.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-debug-devel package and not the kernel-debug-devel package as distributed by RHEL.
See How to fix? for RHEL:8 relevant fixed versions and status.
A vulnerability was found in Linux Kernel. It has been declared as problematic. Affected by this vulnerability is the function follow_page_pte of the file mm/gup.c of the component BPF. The manipulation leads to race condition. The attack can be launched remotely. It is recommended to apply a patch to fix this issue. The identifier VDB-211921 was assigned to this vulnerability.
References
- https://access.redhat.com/security/cve/CVE-2022-3623
- https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=fac35ba763ed07ba93154c95ffc0c4a55023707f
- https://vuldb.com/?id.211921
- https://www.debian.org/security/2023/dsa-5324
- https://lists.debian.org/debian-lts-announce/2023/03/msg00000.html