Vulnerability CVE-2021-3997
Published: 2022-08-23

Description:
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://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
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