NULL Pointer Dereference Affecting kernel package, versions <0:4.14.296-222.539.amzn2
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Test your applications- Snyk ID SNYK-AMZN2-KERNEL-3110397
- published 9 Nov 2022
- disclosed 20 Oct 2022
Introduced: 20 Oct 2022
CVE-2022-3621 Open this link in a new tabHow to fix?
Upgrade Amazon-Linux:2 kernel to version 0:4.14.296-222.539.amzn2 or higher.
This issue was patched in ALAS2-2022-1876.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel package and not the kernel package as distributed by Amazon-Linux.
See How to fix? for Amazon-Linux:2 relevant fixed versions and status.
A vulnerability was found in Linux Kernel. It has been classified as problematic. Affected is the function nilfs_bmap_lookup_at_level of the file fs/nilfs2/inode.c of the component nilfs2. The manipulation leads to null pointer dereference. It is possible to launch the attack remotely. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-211920.
References
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-3621
- https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=21a87d88c2253350e115029f14fe2a10a7e6c856
- https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html
- https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html
- https://vuldb.com/?id.211920