SB2020031150 - Input validation error in Freedesktop systemd

Description

This security bulletin contains information about 1 vulnerability.

1) Input validation error (CVE-ID: CVE-2012-1101)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a local authenticated user to perform a denial of service (DoS) attack.

systemd 37-1 does not properly handle non-existent services, which causes a denial of service (failure of login procedure).

Remediation

Install update from vendor's website.

References

• http://www.openwall.com/lists/oss-security/2012/03/05/4
• https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=662029
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2012-1101
• https://cgit.freedesktop.org/systemd/systemd/commit/?id=9a46fc3b9014de1bf0ed1f3004a536b08a19ebb3