CVE-2014-5461

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 12.0% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2014-09-04 · updated 2026-06-17
Weakness: CWE-119

Description

Buffer overflow in the vararg functions in ldo.c in Lua 5.1 through 5.2.x before 5.2.3 allows context-dependent attackers to cause a denial of service (crash) via a small number of arguments to a function with a large number of fixed arguments.

Affected products

Canonical Ubuntu Linux: 12.04, 14.04
Debian Linux: 7.0
Lua: 5.1, 5.1.1, 5.1.2, 5.1.3, 5.1.4, 5.1.5 (+3)
Mageia: 3.0, 4.0
Opensuse: 12.3, 13.1

References

http://advisories.mageia.org/MGASA-2014-0414.html
http://lists.opensuse.org/opensuse-updates/2014-09/msg00030.html
http://secunia.com/advisories/59890
http://secunia.com/advisories/60869
http://secunia.com/advisories/61411
http://www.debian.org/security/2014/dsa-3015
http://www.debian.org/security/2014/dsa-3016
http://www.lua.org/bugs.html#5.2.2-1
http://www.mandriva.com/security/advisories?name=MDVSA-2015:144
http://www.openwall.com/lists/oss-security/2014/08/21/1
http://www.openwall.com/lists/oss-security/2014/08/21/4
http://www.openwall.com/lists/oss-security/2014/08/27/2

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