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Vulnerability record · CVE-2013-4391 · published 28 October 2013

CVE-2013-4391: Systemd project systemd integer overflow vulnerability

Systemd Project · Systemd

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.

7.5 CVSS 2.0 High EPSS 5.4% · top 7.6% CWE-190 · Integer overflow
7.5CVSS 2.0 base score
5.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
12References, 2 tagged exploit
16 Jun 2026Last modified by NVD

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.

AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=725357 Issue TrackingMailing ListPatchThird Party Advisory
http://cgit.freedesktop.org/systemd/systemd/commit/?id=505b6a61c22d5565e9308045c7b9bf79f7d0517e ExploitPatchVendor Advisory
http://www.debian.org/security/2013/dsa-2777 Third Party Advisory
http://www.openwall.com/lists/oss-security/2013/10/01/9 Mailing ListThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=859051 Issue TrackingPatchThird Party Advisory
https://security.gentoo.org/glsa/201612-34 Third Party Advisory
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=725357 Issue TrackingMailing ListPatchThird Party Advisory
http://cgit.freedesktop.org/systemd/systemd/commit/?id=505b6a61c22d5565e9308045c7b9bf79f7d0517e ExploitPatchVendor Advisory
http://www.debian.org/security/2013/dsa-2777 Third Party Advisory
http://www.openwall.com/lists/oss-security/2013/10/01/9 Mailing ListThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=859051 Issue TrackingPatchThird Party Advisory
https://security.gentoo.org/glsa/201612-34 Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2013-4391), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.