CVE-2012-3509 Information

Description

Multiple integer overflows in the (1) _objalloc_alloc function in objalloc.c and (2) objalloc_alloc macro in include/objalloc.h in GNU libiberty as used by binutils 2.22 allow remote attackers to cause a denial of service (crash) via vectors related to the \addition of CHUNK_HEADER_SIZE to the length\ which triggers a heap-based buffer overflow.

Reference

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54411 http://gcc.gnu.org/ml/gcc-patches/2012-08/msg01986.html http://security-tracker.debian.org/tracker/CVE-2012-3509 http://www.mandriva.com/security/advisories?name=MDVSA-2015:029 http://www.openwall.com/lists/oss-security/2012/08/29/3 http://www.securityfocus.com/bid/55281 http://www.ubuntu.com/usn/USN-2496-1 https://exchange.xforce.ibmcloud.com/vulnerabilities/78135