{"id":"CVE-2012-2673","details":"Multiple integer overflows in the (1) GC_generic_malloc and (2) calloc functions in malloc.c, and the (3) GC_generic_malloc_ignore_off_page function in mallocx.c in Boehm-Demers-Weiser GC (libgc) before 7.2 make it easier for context-dependent attackers to perform memory-related attacks such as buffer overflows via a large size value, which causes less memory to be allocated than expected.","modified":"2026-04-10T03:42:20.038210Z","published":"2012-07-25T19:55:02Z","related":["openSUSE-SU-2024:10302-1"],"references":[{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2013-1500.html"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2014-0149.html"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2014-0150.html"},{"type":"ADVISORY","url":"http://www.mandriva.com/security/advisories?name=MDVSA-2012:158"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-1546-1"},{"type":"ARTICLE","url":"http://kqueue.org/blog/2012/03/05/memory-allocator-security-revisited/"},{"type":"EVIDENCE","url":"https://github.com/ivmai/bdwgc/commit/6a93f8e5bcad22137f41b6c60a1c7384baaec2b3"},{"type":"EVIDENCE","url":"https://github.com/ivmai/bdwgc/commit/83231d0ab5ed60015797c3d1ad9056295ac3b2bb"},{"type":"FIX","url":"https://github.com/ivmai/bdwgc/commit/6a93f8e5bcad22137f41b6c60a1c7384baaec2b3"},{"type":"FIX","url":"https://github.com/ivmai/bdwgc/commit/83231d0ab5ed60015797c3d1ad9056295ac3b2bb"},{"type":"FIX","url":"https://github.com/ivmai/bdwgc/commit/be9df82919960214ee4b9d3313523bff44fd99e1"},{"type":"FIX","url":"https://github.com/ivmai/bdwgc/commit/e10c1eb9908c2774c16b3148b30d2f3823d66a9a"},{"type":"WEB","url":"http://lists.fedoraproject.org/pipermail/package-announce/2012-June/082926.html"},{"type":"WEB","url":"http://lists.fedoraproject.org/pipermail/package-announce/2012-June/082988.html"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2012/06/05/1"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2012/06/07/13"},{"type":"WEB","url":"http://www.securityfocus.com/bid/54227"},{"type":"WEB","url":"https://github.com/ivmai/bdwgc/blob/master/ChangeLog"}],"schema_version":"1.7.5"}