{"action":"Upgrade libxslt to 1.1.26-14.1 or later.","affected":[{"fixed":"1.1.26-14.1","introduced":"0"}],"component":"libxslt","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1.1.26-14.1"],"id":"tcs_01M5NA748SCN1P20MM1EMGQXJG","modified_at":"2026-10-23T17:47:39.700758353Z","published_at":"2013-04-12T22:55:01.007Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2012-6139","https://security-tracker.debian.org/tracker/CVE-2012-6139"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2012-6139#Debian:14/libxslt","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2012-6139"}],"summary":"libxslt before 1.1.28 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via an (1) empty match attribute in a XSL key to the xsltAddKey function in keys.c or (2"}