5.5

CVE-2021-3997

Exploit
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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Systemd Project ≫ Systemd Version >= 240 < 250.2
Fedoraproject ≫ Fedora Version34
Fedoraproject ≫ Fedora Version35
Redhat ≫ Enterprise Linux Version7.0
Redhat ≫ Enterprise Linux Version8.0
Redhat ≫ Enterprise Linux Version9.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.56% 0.72
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-674 Uncontrolled Recursion

The product does not properly control the amount of recursion that takes place, consuming excessive resources, such as allocated memory or the program stack.

https://access.redhat.com/security/cve/CVE-2021-3997
Third Party Advisory
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=2024639
Patch
Third Party Advisory
Issue Tracking
https://github.com/systemd/systemd/commit/5b1cf7a9be37e20133c0208005274ce4a5b5c6a1
Patch
Third Party Advisory
https://security.gentoo.org/glsa/202305-15
https://www.openwall.com/lists/oss-security/2022/01/10/2
Third Party Advisory
Exploit
Mailing List