CVE-2012-4218

Use-after-free vulnerability in the BuildTextRunsScanner::BreakSink::SetBreaks function in Mozilla Firefox before 17.0, Thunderbird before 17.0, and SeaMonkey before 2.14 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.

• CWE-416

• http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00021.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00022.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-updates/2012-11/msg00090.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-updates/2012-11/msg00092.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-updates/2012-11/msg00093.htmlMailing List, Third Party Advisory
• http://secunia.com/advisories/51369Broken Link
• http://secunia.com/advisories/51370Broken Link
• http://secunia.com/advisories/51381Broken Link
• http://secunia.com/advisories/51434Broken Link
• http://secunia.com/advisories/51439Broken Link
• http://secunia.com/advisories/51440Broken Link
• http://www.mozilla.org/security/announce/2012/mfsa2012-105.htmlVendor Advisory
• http://www.securityfocus.com/bid/56640Third Party Advisory, VDB Entry
• http://www.ubuntu.com/usn/USN-1636-1Third Party Advisory
• http://www.ubuntu.com/usn/USN-1638-1Third Party Advisory
• http://www.ubuntu.com/usn/USN-1638-2Third Party Advisory
• http://www.ubuntu.com/usn/USN-1638-3Third Party Advisory
• https://bugzilla.mozilla.org/show_bug.cgi?id=767765Issue Tracking, Vendor Advisory
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16885Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00021.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00022.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-updates/2012-11/msg00090.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-updates/2012-11/msg00092.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-updates/2012-11/msg00093.htmlMailing List, Third Party Advisory
• http://secunia.com/advisories/51369Broken Link
• http://secunia.com/advisories/51370Broken Link
• http://secunia.com/advisories/51381Broken Link
• http://secunia.com/advisories/51434Broken Link
• http://secunia.com/advisories/51439Broken Link
• http://secunia.com/advisories/51440Broken Link
• http://www.mozilla.org/security/announce/2012/mfsa2012-105.htmlVendor Advisory
• http://www.securityfocus.com/bid/56640Third Party Advisory, VDB Entry
• http://www.ubuntu.com/usn/USN-1636-1Third Party Advisory
• http://www.ubuntu.com/usn/USN-1638-1Third Party Advisory
• http://www.ubuntu.com/usn/USN-1638-2Third Party Advisory
• http://www.ubuntu.com/usn/USN-1638-3Third Party Advisory
• https://bugzilla.mozilla.org/show_bug.cgi?id=767765Issue Tracking, Vendor Advisory
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16885Third Party Advisory

Published

Nov 21, 2012

Last Modified

Jun 16, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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