Not analysed yet
We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.
Severity and exploitation
| Score | Rating | CVSS | Vector | Source |
|---|---|---|---|---|
| 5.5 | Medium | 3.1 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H | ADP (CISA-ADP) |
- CISA KEV Not listed.
- EPSS 0.0064, the 50th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
Sources
References from the CNA
- mirrors.edge.kernel.org/pub/linux/utils/util-linux/v2.37/v2.37.3-ReleaseNotes
- github.com/util-linux/util-linux/commit/166e87368ae88bf31112a30e078cceae637f4cdb
- www.openwall.com/lists/oss-security/2022/01/24/2
- bugzilla.redhat.com/show_bug.cgi?id=2024628
- access.redhat.com/security/cve/CVE-2021-3996
- www.openwall.com/lists/oss-security/2022/11/30/2
- seclists.org/fulldisclosure/2022/Dec/4
- packetstormsecurity.com/files/170176/snap-confine-must_mkdir_and_open_with_perms-Race-Condition.html
- security.netapp.com/advisory/ntap-20221209-0002/
- security.gentoo.org/glsa/202401-08