Public Date:
CWE-190 -> CWE-122
859051: CVE-2013-4391 systemd: Integer overflow, leading to heap-based buffer overflow by processing native messages

The MITRE CVE dictionary describes this issue as:

Integer overflow in the valid_user_field function in journal/journald-native.c in systemd allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a large journal data field, which triggers a heap-based buffer overflow.

Find out more about CVE-2013-4391 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

Base Score 4.6
Base Metrics AV:L/AC:L/Au:N/C:P/I:P/A:P
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 7 systemd Not affected


This issue was discovered by Florian Weimer of the Red Hat Product Security Team.