Uncontrolled Recursion Affecting systemd package, versions <250.2-1
Threat Intelligence
EPSS
0.06% (24th
percentile)
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Test your applications- Snyk ID SNYK-DEBIAN12-SYSTEMD-2332029
- published 11 Jan 2022
- disclosed 23 Aug 2022
Introduced: 11 Jan 2022
CVE-2021-3997 Open this link in a new tabHow to fix?
Upgrade Debian:12 systemd to version 250.2-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream systemd package and not the systemd package as distributed by Debian.
See How to fix? for Debian:12 relevant fixed versions and status.
A flaw was found in systemd. An uncontrolled recursion in systemd-tmpfiles may lead to a denial of service at boot time when too many nested directories are created in /tmp.
References
- https://security-tracker.debian.org/tracker/CVE-2021-3997
- https://access.redhat.com/security/cve/CVE-2021-3997
- https://github.com/systemd/systemd/commit/5b1cf7a9be37e20133c0208005274ce4a5b5c6a1
- https://bugzilla.redhat.com/show_bug.cgi?id=2024639
- https://www.openwall.com/lists/oss-security/2022/01/10/2
- https://security.gentoo.org/glsa/202305-15
CVSS Scores
version 3.1