CVE-2013-4391
systemd: Integer overflow, leading to heap-based buffer overflow by processing native messages
Severity
ModerateRed Hat Product Security
CVSS 2.0
Review impact separately from score.
Published · September 23, 2013
Updated · June 27, 2026
Description
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.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 2.0 · 4.6AV:L/AC:L/Au:N/C:P/I:P/A:P
CWE-190 · Integer Overflow or Wraparound