{"id":"CVE-2012-3404","details":"The vfprintf function in stdio-common/vfprintf.c in libc in GNU C Library (aka glibc) 2.12 and other versions does not properly calculate a buffer length, which allows context-dependent attackers to bypass the FORTIFY_SOURCE format-string protection mechanism and cause a denial of service (stack corruption and crash) via a format string that uses positional parameters and many format specifiers.","modified":"2026-04-10T03:44:16.811482Z","published":"2014-02-10T18:15:10Z","related":["SUSE-SU-2015:0551-1"],"references":[{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2012-1098.html"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2012-1200.html"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-1589-1"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201503-04"},{"type":"EVIDENCE","url":"https://sourceware.org/bugzilla/show_bug.cgi?id=12445"},{"type":"FIX","url":"https://sourceware.org/bugzilla/show_bug.cgi?id=12445"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=833703"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2012/07/11/17"}],"schema_version":"1.7.5"}