CVE-2022-3621

Linux Kernel nilfs2 inode.c nilfs_bmap_lookup_at_level null pointer dereference

Description

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.

Categories

4.3
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.28%
Vendor Advisory kernel.org
Affected: Linux Kernel
Published at:
Updated at:

References

Link Tags
https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=21a87d88c2253350e115029f14fe2a10a7e6c856 mailing list patch vendor advisory
https://vuldb.com/?id.211920 third party advisory
https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html third party advisory mailing list
https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2022-3621?
CVE-2022-3621 has been scored as a medium severity vulnerability.
How to fix CVE-2022-3621?
To fix CVE-2022-3621, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-3621 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-3621 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-3621?
CVE-2022-3621 affects Linux Kernel.
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