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CVE-2022-3621 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:6.5 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CNA: [email protected]CVSS-B:4.3 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=21a87d88c2253350e115029f14fe2a10a7e6c856	CVE	Mailing ListPatchVendor Advisory
https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html	CVE	Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html	CVE	Mailing ListThird Party Advisory
https://vuldb.com/?id.211920	CVE	Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=21a87d88c2253350e115029f14fe2a10a7e6c856	[email protected]	Mailing ListPatchVendor Advisory
https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html	[email protected]	Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html	[email protected]	Mailing ListThird Party Advisory
https://vuldb.com/?id.211920	[email protected]	Third Party Advisory

see all 8 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-404	Improper Resource Shutdown or Release	[email protected]
CWE-476	NULL Pointer Dereference	[email protected]

Affected Products

Product	Versions
linux linux kernel	All versions
CPE cpe:2.3:o:linux:linux_kernel:-:::::::* Remediation No remediation found in references.
debian debian linux	10.0
CPE cpe:2.3:o:debian:debian_linux:10.0:::::::* Remediation No remediation found in references.

Change History

10 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	CISA-ADP
Jun 17, 2026	CVE Modified	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Nov 7, 2023	CVE Modified	[email protected]
Feb 1, 2023	Modified Analysis	[email protected]
Dec 24, 2022	CVE Modified	[email protected]
Nov 4, 2022	Modified Analysis	[email protected]
Nov 1, 2022	CVE Modified	[email protected]
Oct 25, 2022	Initial Analysis	[email protected]