CVE-2014-9116

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 9.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2014-12-02 · updated 2026-06-17
Weakness: CWE-119

Description

The write_one_header function in mutt 1.5.23 does not properly handle newline characters at the beginning of a header, which allows remote attackers to cause a denial of service (crash) via a header with an empty body, which triggers a heap-based buffer overflow in the mutt_substrdup function.

Affected products

Debian Linux: 7.0
Mageia: 4.0
mutt: 1.5.23
SUSE Linux Enterprise Server 15 SP1: 12
SUSE Linux Enterprise: 12

References

http://advisories.mageia.org/MGASA-2014-0509.html
http://dev.mutt.org/trac/ticket/3716
http://lists.opensuse.org/opensuse-security-announce/2015-01/msg00002.html
http://www.debian.org/security/2014/dsa-3083
http://www.mandriva.com/security/advisories?name=MDVSA-2014:245
http://www.mandriva.com/security/advisories?name=MDVSA-2015:078
http://www.openwall.com/lists/oss-security/2014/11/27/5
http://www.openwall.com/lists/oss-security/2014/11/27/9
http://www.securityfocus.com/bid/71334
http://www.securitytracker.com/id/1031266
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=771125
https://bugzilla.redhat.com/show_bug.cgi?id=1168463

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