Vulnerability Description
libxml2 2.9.2 does not properly stop parsing invalid input, which allows context-dependent attackers to cause a denial of service (out-of-bounds read and libxml2 crash) via crafted XML data to the (1) xmlParseEntityDecl or (2) xmlParseConditionalSections function in parser.c, as demonstrated by non-terminated entities.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Canonical | Ubuntu Linux | 12.04 |
| Xmlsoft | Libxml2 | 2.9.2 |
Related Weaknesses (CWE)
References
- http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177341.h
- http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177381.h
- http://lists.opensuse.org/opensuse-updates/2015-12/msg00120.html
- http://lists.opensuse.org/opensuse-updates/2016-01/msg00031.html
- http://marc.info/?l=bugtraq&m=145382616617563&w=2
- http://rhn.redhat.com/errata/RHSA-2015-2549.html
- http://rhn.redhat.com/errata/RHSA-2015-2550.html
- http://rhn.redhat.com/errata/RHSA-2016-1089.html
- http://www.debian.org/security/2015/dsa-3430
- http://www.openwall.com/lists/oss-security/2015/10/22/5
- http://www.openwall.com/lists/oss-security/2015/10/22/8
- http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.h
- http://www.securityfocus.com/bid/74241
- http://www.securitytracker.com/id/1034243
FAQ
What is CVE-2015-7941?
CVE-2015-7941 is a vulnerability with a CVSS score of 4.3 (MEDIUM). libxml2 2.9.2 does not properly stop parsing invalid input, which allows context-dependent attackers to cause a denial of service (out-of-bounds read and libxml2 crash) via crafted XML data to the (1)...
How severe is CVE-2015-7941?
CVE-2015-7941 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2015-7941?
Check the references section above for vendor advisories and patch information. Affected products include: Canonical Ubuntu Linux, Xmlsoft Libxml2.