CVE-2016-1833

MEDIUM

libxml2 <2.9.4 - DoS

Title source: llm
STIX 2.1

Description

The htmlCurrentChar function in libxml2 before 2.9.4, as used in Apple iOS before 9.3.2, OS X before 10.11.5, tvOS before 9.2.1, and watchOS before 2.2.1, allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted XML document.

References (23)

Core 23
Core References
Patch, Third Party Advisory x_refsource_confirm
https://kc.mcafee.com/corporate/index?page=content&id=SB10170
Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2016:1292
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT206567
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/90691
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2016/dsa-3593
Exploit, Mailing List, Third Party Advisory x_refsource_misc
https://bugs.chromium.org/p/project-zero/issues/detail?id=636
Release Notes, Vendor Advisory x_refsource_confirm
http://xmlsoft.org/news.html
Mailing List, Vendor Advisory vendor-advisory x_refsource_apple
http://lists.apple.com/archives/security-announce/2016/May/msg00004.html
Third Party Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-2994-1
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT206566
Exploit, Issue Tracking, Third Party Advisory x_refsource_confirm
https://bugzilla.gnome.org/show_bug.cgi?id=758606
Third Party Advisory x_refsource_confirm
https://www.tenable.com/security/tns-2016-18
Mailing List, Vendor Advisory vendor-advisory x_refsource_apple
http://lists.apple.com/archives/security-announce/2016/May/msg00003.html
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT206564
Third Party Advisory vendor-advisory x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2016-2957.html
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1035890
Mailing List, Vendor Advisory vendor-advisory x_refsource_apple
http://lists.apple.com/archives/security-announce/2016/May/msg00002.html
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT206568
Mailing List, Vendor Advisory vendor-advisory x_refsource_apple
http://lists.apple.com/archives/security-announce/2016/May/msg00001.html

Scores

CVSS v3 5.5
EPSS 0.0040
EPSS Percentile 60.8%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Details

CWE
CWE-125
Status published
Products (29)
apple/iphone_os < 9.3.2
apple/mac_os_x < 10.11.5
apple/tvos < 9.2.1
apple/watchos < 2.2.1
canonical/ubuntu_linux 12.04
canonical/ubuntu_linux 14.04
canonical/ubuntu_linux 15.10
canonical/ubuntu_linux 16.04
debian/debian_linux 8.0
mcafee/web_gateway 7.5.0.0 - 7.5.2.10
... and 19 more
Published May 20, 2016
Tracked Since Feb 18, 2026