Improper Update of Reference Count Affecting kernel package, versions <0:4.14.296-222.539.amzn2
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Test your applications- Snyk ID SNYK-AMZN2-KERNEL-3110365
- published 9 Nov 2022
- disclosed 21 Oct 2022
How 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_new_inode of the file fs/nilfs2/inode.c of the component BPF. The manipulation leads to use after free. 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-211992.
References
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-3649
- https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=d325dc6eb763c10f591c239550b8c7e5466a5d09
- https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html
- https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html
- https://security.netapp.com/advisory/ntap-20230214-0009/
- https://vuldb.com/?id.211992