CVE-2021-3752: kernel

Use after free in kernel

No CVSS scoreEPSS 0.017 · 77th percentile

Published by the CVE Program (CNA: redhat) at 16 Feb 2022, 18:35 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Not given	kernel	affected kernel 5.15.3

Identifiers

CVE-2021-3752

CNA

redhat

Weakness (CWE)

CWE-416

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

No source has published a CVSS score for this record yet.

CISA KEV Not listed.
EPSS 0.017, the 77th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 16 Feb 2022. New records show when each source confirmed them.

Sources

References from the CNA

bugzilla.redhat.com/show_bug.cgi?id=1999544
lore.kernel.org/lkml/20211115165435.133245729%40linuxfoundation.org/
www.openwall.com/lists/oss-security/2021/09/15/4
lists.debian.org/debian-lts-announce/2022/03/msg00011.html mailing-listmlist
lists.debian.org/debian-lts-announce/2022/03/msg00012.html mailing-listmlist
www.debian.org/security/2022/dsa-5096 vendor-advisorydebian
www.oracle.com/security-alerts/cpujul2022.html
security.netapp.com/advisory/ntap-20220318-0009/ confirm

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.