CVE Catalog
CVE-2021-3997
MediumSummary
A flaw was found in systemd where uncontrolled recursion in systemd-tmpfiles may lead to a denial of service at boot time when too many nested directories are created in /tmp.
Risk Assessment
An attacker could cause system overload during boot, preventing proper startup and leading to service disruption.
Recommendation
It is recommended to update systemd to a patched version and limit the maximum nesting depth of directories in /tmp.
Original NVD description (English source)
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.