CVE-2012-2098

Algorithmic complexity vulnerability in the sorting algorithms in bzip2 compressing stream (BZip2CompressorOutputStream) in Apache Commons Compress before 1.4.1 allows remote attackers to cause a denial of service (CPU consumption) via a file with many repeating inputs.

• CWE-310

• http://ant.apache.org/security.htmlVendor Advisory
• http://archives.neohapsis.com/archives/bugtraq/2012-05/0130.htmlThird Party Advisory
• http://commons.apache.org/compress/security.htmlVendor Advisory
• http://lists.fedoraproject.org/pipermail/package-announce/2012-June/081697.htmlThird Party Advisory
• http://lists.fedoraproject.org/pipermail/package-announce/2012-June/081746.htmlThird Party Advisory
• http://lists.fedoraproject.org/pipermail/package-announce/2013-May/105049.htmlThird Party Advisory
• http://lists.fedoraproject.org/pipermail/package-announce/2013-May/105060.htmlThird Party Advisory
• http://osvdb.org/82161Broken Link
• http://packetstormsecurity.org/files/113014/Apache-Commons-Compress-Apache-Ant-Denial-Of-Service.htmlThird Party Advisory
• http://secunia.com/advisories/49255Vendor Advisory
• http://secunia.com/advisories/49286Third Party Advisory
• http://www-01.ibm.com/support/docview.wss?uid=swg21644047Third Party Advisory
• http://www.openwall.com/lists/oss-security/2023/09/13/3
• http://www.securityfocus.com/bid/53676Third Party Advisory, VDB Entry
• http://www.securitytracker.com/id?1027096Third Party Advisory, VDB Entry
• https://exchange.xforce.ibmcloud.com/vulnerabilities/75857Third Party Advisory, VDB Entry
• https://lists.apache.org/thread.html/r204ba2a9ea750f38d789d2bb429cc0925ad6133deea7cbc3001d96b5%40%3Csolr-user.lucene.apache.org%3E
• https://www.oracle.com/security-alerts/cpujan2021.htmlThird Party Advisory
• http://ant.apache.org/security.htmlVendor Advisory
• http://archives.neohapsis.com/archives/bugtraq/2012-05/0130.htmlThird Party Advisory
• http://commons.apache.org/compress/security.htmlVendor Advisory
• http://lists.fedoraproject.org/pipermail/package-announce/2012-June/081697.htmlThird Party Advisory
• http://lists.fedoraproject.org/pipermail/package-announce/2012-June/081746.htmlThird Party Advisory
• http://lists.fedoraproject.org/pipermail/package-announce/2013-May/105049.htmlThird Party Advisory
• http://lists.fedoraproject.org/pipermail/package-announce/2013-May/105060.htmlThird Party Advisory
• http://osvdb.org/82161Broken Link
• http://packetstormsecurity.org/files/113014/Apache-Commons-Compress-Apache-Ant-Denial-Of-Service.htmlThird Party Advisory
• http://secunia.com/advisories/49255Vendor Advisory
• http://secunia.com/advisories/49286Third Party Advisory
• http://www-01.ibm.com/support/docview.wss?uid=swg21644047Third Party Advisory
• http://www.openwall.com/lists/oss-security/2023/09/13/3
• http://www.securityfocus.com/bid/53676Third Party Advisory, VDB Entry
• http://www.securitytracker.com/id?1027096Third Party Advisory, VDB Entry
• https://exchange.xforce.ibmcloud.com/vulnerabilities/75857Third Party Advisory, VDB Entry
• https://lists.apache.org/thread.html/r204ba2a9ea750f38d789d2bb429cc0925ad6133deea7cbc3001d96b5%40%3Csolr-user.lucene.apache.org%3E
• https://www.oracle.com/security-alerts/cpujan2021.htmlThird Party Advisory

Published

Jun 29, 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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