CVE-2015-7942
Summary
| CVE | CVE-2015-7942 |
|---|---|
| State | PUBLISHED |
| Assigner | mitre |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2015-11-18 16:59:06 UTC |
| Updated | 2026-05-06 22:30:45 UTC |
| Description | The xmlParseConditionalSections function in parser.c in libxml2 does not properly skip intermediary entities when it stops parsing invalid input, which allows context-dependent attackers to cause a denial of service (out-of-bounds read and crash) via crafted XML data, a different vulnerability than CVE-2015-7941. |
Risk And Classification
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
MediumAuthentication
NoneConfidentiality
PartialIntegrity
PartialAvailability
PartialAV:N/AC:M/Au:N/C:P/I:P/A:P
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Apple | Iphone Os | All | All | All | All |
| Operating System | Apple | Mac Os X | All | All | All | All |
| Operating System | Apple | Tvos | All | All | All | All |
| Operating System | Apple | Watchos | All | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 12.04 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 14.04 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 15.04 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 15.10 | All | All | All |
| Operating System | Debian | Debian Linux | 7.0 | All | All | All |
| Operating System | Debian | Debian Linux | 8.0 | All | All | All |
| Application | Hp | Icewall Federation Agent | 3.0 | All | All | All |
| Application | Hp | Icewall File Manager | 3.0 | All | All | All |
| Application | Xmlsoft | Libxml2 | 2.9.2 | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Debian -- Security Information -- DSA-3430-1 libxml2 | af854a3a-2127-422b-91ae-364da2661108 | www.debian.org | Third Party Advisory |
| Releases | af854a3a-2127-422b-91ae-364da2661108 | xmlsoft.org | |
| About the security content of tvOS 9.2 - Apple Support | af854a3a-2127-422b-91ae-364da2661108 | support.apple.com | Vendor Advisory |
| APPLE-SA-2016-03-21-3 tvOS 9.2 | af854a3a-2127-422b-91ae-364da2661108 | lists.apple.com | Mailing List, Third Party Advisory |
| Bug 756456 – heap-buffer-overflow in xmlParseConditionalSections | af854a3a-2127-422b-91ae-364da2661108 | bugzilla.gnome.org | Exploit, Issue Tracking |
| oss-security - Re: Crafted xml causes out of bound memory access - Libxml2 | af854a3a-2127-422b-91ae-364da2661108 | www.openwall.com | |
| rhn.redhat.com/errata/RHSA-2015-2549.html | af854a3a-2127-422b-91ae-364da2661108 | rhn.redhat.com | Third Party Advisory |
| APPLE-SA-2016-03-21-1 iOS 9.3 | af854a3a-2127-422b-91ae-364da2661108 | lists.apple.com | Mailing List, Third Party Advisory |
| About the security content of OS X El Capitan v10.11.4 and Security Update 2016-002 - Apple Support | af854a3a-2127-422b-91ae-364da2661108 | support.apple.com | Vendor Advisory |
| rhn.redhat.com/errata/RHSA-2016-1089.html | af854a3a-2127-422b-91ae-364da2661108 | rhn.redhat.com | |
| rhn.redhat.com/errata/RHSA-2015-2550.html | af854a3a-2127-422b-91ae-364da2661108 | rhn.redhat.com | Third Party Advisory |
| About the security content of watchOS 2.2 - Apple Support | af854a3a-2127-422b-91ae-364da2661108 | support.apple.com | Vendor Advisory |
| APPLE-SA-2016-03-21-2 watchOS 2.2 | af854a3a-2127-422b-91ae-364da2661108 | lists.apple.com | Mailing List, Third Party Advisory |
| [SECURITY] Fedora 23 Update: mingw-libxml2-2.9.3-1.fc23 | af854a3a-2127-422b-91ae-364da2661108 | lists.fedoraproject.org | |
| Document Display | HPE Support Center | af854a3a-2127-422b-91ae-364da2661108 | h20566.www2.hpe.com | Third Party Advisory |
| libxml2: Multiple vulnerabilities (GLSA 201701-37) — Gentoo security | af854a3a-2127-422b-91ae-364da2661108 | security.gentoo.org | |
| Libxml2 'xmlParseConditionalSections()' Function Denial of Service Vulnerability | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | |
| APPLE-SA-2016-03-21-5 OS X El Capitan 10.11.4 and Security Update 2016-002 | af854a3a-2127-422b-91ae-364da2661108 | lists.apple.com | Mailing List, Third Party Advisory |
| Bug 744980 – Out of bounds memory access in libxml2 | af854a3a-2127-422b-91ae-364da2661108 | bugzilla.gnome.org | Exploit, Issue Tracking |
| USN-2812-1: libxml2 vulnerabilities | Ubuntu | af854a3a-2127-422b-91ae-364da2661108 | www.ubuntu.com | Third Party Advisory |
| '[security bulletin] HPSBGN03537 rev.1 - HPE IceWall Federation Agent and IceWall File Manager runnin' - MARC | af854a3a-2127-422b-91ae-364da2661108 | marc.info | Third Party Advisory |
| Oracle Linux Bulletin - October 2015 | af854a3a-2127-422b-91ae-364da2661108 | www.oracle.com | |
| openSUSE-SU-2016:0106-1: moderate: Security update for libxml2 | af854a3a-2127-422b-91ae-364da2661108 | lists.opensuse.org | |
| Libxml2 Multiple Flaws Let Remote Users Deny Service and Cause Other Unspecified Impacts - SecurityTracker | af854a3a-2127-422b-91ae-364da2661108 | www.securitytracker.com | |
| About the security content of iOS 9.3 - Apple Support | af854a3a-2127-422b-91ae-364da2661108 | support.apple.com | Vendor Advisory |
| openSUSE-SU-2015:2372-1: moderate: Security update for libxml2 | af854a3a-2127-422b-91ae-364da2661108 | lists.opensuse.org | |
| oss-security - Crafted xml causes out of bound memory access - Libxml2 | af854a3a-2127-422b-91ae-364da2661108 | www.openwall.com | |
| [SECURITY] Fedora 22 Update: mingw-libxml2-2.9.3-1.fc22 | af854a3a-2127-422b-91ae-364da2661108 | lists.fedoraproject.org | |
| Oracle Solaris Bulletin - April 2016 | af854a3a-2127-422b-91ae-364da2661108 | www.oracle.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.