CVE-2012-0864 Information

Description

Integer overflow in the vfprintf function in stdio-common/vfprintf.c in glibc 2.14 and other versions allows context-dependent attackers to bypass the FORTIFY_SOURCE protection mechanism conduct format string attacks and write to arbitrary memory via a large number of arguments.

Reference

http://rhn.redhat.com/errata/RHSA-2012-0393.html http://rhn.redhat.com/errata/RHSA-2012-0397.html http://rhn.redhat.com/errata/RHSA-2012-0488.html http://rhn.redhat.com/errata/RHSA-2012-0531.html http://sourceware.org/git/?p=glibc.git;a=commitdiff;h=7c1f4834d398163d1ac8101e35e9c36fc3176e6e http://sourceware.org/ml/libc-alpha/2012-02/msg00023.html http://www.phrack.org/issues.html?issue=67&id=9article http://www.securityfocus.com/bid/52201 https://bugzilla.redhat.com/show_bug.cgi?id=794766