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CVE-2022-3621

Date: October 19, 2022

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.

Language: C

Severity Score

Related Resources (7)

https://vuldb.com/?id.211920
https://security-tracker.debian.org/tracker/CVE-2022-3621
https://nvd.nist.gov/vuln/detail/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/2022/12/msg00034.html
https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html
https://www.mend.io/vulnerability-database/CVE-2022-3621

Severity Score

Weakness Type (CWE)

Improper Resource Shutdown or Release

CWE-404

NULL Pointer Dereference

CWE-476

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

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