CVEvulnerability
CVE-2012-0876
4.3 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2012-07-03
- Last modified
- 2026-06-16
- Assigner
- [email protected]
- CVSS 2.0 ([email protected])
- 4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-400
Description
The XML parser (xmlparse.c) in expat before 2.1.0 computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via an XML file with many identifiers with the same value.
Affected configurations
• libexpat project libexpat (< 2.1.0)
• python python (>= 2.6.0 < 2.6.8)
• python python (>= 2.7.0 < 2.7.3)
• python python (>= 3.1.0 < 3.1.5)
• python python (>= 3.2.0 < 3.2.3)
• debian debian linux 6.0
• debian debian linux 7.0
• canonical ubuntu linux 8.04
• canonical ubuntu linux 10.04
• canonical ubuntu linux 11.04
• canonical ubuntu linux 11.10
• canonical ubuntu linux 12.04
• oracle solaris 11.3
• redhat storage 2.0
• redhat enterprise linux desktop 5.0
• redhat enterprise linux desktop 6.0
• redhat enterprise linux eus 6.2
• redhat enterprise linux server 5.0
• redhat enterprise linux server 6.0
• redhat enterprise linux server aus 6.2
• redhat enterprise linux workstation 5.0
• redhat enterprise linux workstation 6.0
Related
Weakness · CWE (1)
- CWE-400 Uncontrolled Resource Consumption weakness
References
- http://bugs.python.org/issue13703#msg151870 Issue Tracking, Third Party Advisory
- http://lists.apple.com/archives/security-announce/2013/Oct/msg00004.html Broken Link, Mailing List
- http://lists.apple.com/archives/security-announce/2015/Dec/msg00005.html Broken Link, Mailing List
- http://mail.libexpat.org/pipermail/expat-discuss/2012-March/002768.html Broken Link
- http://rhn.redhat.com/errata/RHSA-2012-0731.html Third Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-0062.html Third Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2957.html Third Party Advisory
- http://secunia.com/advisories/49504 Not Applicable
- http://secunia.com/advisories/51024 Not Applicable
- http://secunia.com/advisories/51040 Not Applicable
- http://sourceforge.net/projects/expat/files/expat/2.1.0/ Release Notes, Third Party Advisory
- http://sourceforge.net/tracker/?func=detail&atid=110127&aid=3496608&group_id=10127 Third Party Advisory
- http://www.debian.org/security/2012/dsa-2525 Third Party Advisory
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:041 Broken Link
- http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html Third Party Advisory
- http://www.securityfocus.com/bid/52379 Third Party Advisory, VDB Entry
- http://www.ubuntu.com/usn/USN-1527-1 Third Party Advisory
- http://www.ubuntu.com/usn/USN-1613-1 Third Party Advisory
- http://www.ubuntu.com/usn/USN-1613-2 Third Party Advisory
- https://kc.mcafee.com/corporate/index?page=content&id=SB10365 Broken Link
- https://support.apple.com/HT205637 Third Party Advisory
- https://www.tenable.com/security/tns-2016-20 Third Party Advisory
- http://bugs.python.org/issue13703#msg151870 Issue Tracking, Third Party Advisory
- http://lists.apple.com/archives/security-announce/2013/Oct/msg00004.html Broken Link, Mailing List
- http://lists.apple.com/archives/security-announce/2015/Dec/msg00005.html Broken Link, Mailing List
- http://mail.libexpat.org/pipermail/expat-discuss/2012-March/002768.html Broken Link
- http://rhn.redhat.com/errata/RHSA-2012-0731.html Third Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-0062.html Third Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2957.html Third Party Advisory
- http://secunia.com/advisories/49504 Not Applicable
- http://secunia.com/advisories/51024 Not Applicable
- http://secunia.com/advisories/51040 Not Applicable
- http://sourceforge.net/projects/expat/files/expat/2.1.0/ Release Notes, Third Party Advisory
- http://sourceforge.net/tracker/?func=detail&atid=110127&aid=3496608&group_id=10127 Third Party Advisory
- http://www.debian.org/security/2012/dsa-2525 Third Party Advisory
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:041 Broken Link
- http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html Third Party Advisory
- http://www.securityfocus.com/bid/52379 Third Party Advisory, VDB Entry
- http://www.ubuntu.com/usn/USN-1527-1 Third Party Advisory
- http://www.ubuntu.com/usn/USN-1613-1 Third Party Advisory
- http://www.ubuntu.com/usn/USN-1613-2 Third Party Advisory
- https://kc.mcafee.com/corporate/index?page=content&id=SB10365 Broken Link
- https://support.apple.com/HT205637 Third Party Advisory
- https://www.tenable.com/security/tns-2016-20 Third Party Advisory