CVE-2016-1836 Information

Description

Use-after-free vulnerability in the xmlDictComputeFastKey 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 via a crafted XML document.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Reference

http://lists.apple.com/archives/security-announce/2016/Jul/msg00000.html http://lists.apple.com/archives/security-announce/2016/Jul/msg00001.html http://lists.apple.com/archives/security-announce/2016/Jul/msg00002.html http://lists.apple.com/archives/security-announce/2016/Jul/msg00003.html http://lists.apple.com/archives/security-announce/2016/Jul/msg00005.html http://lists.apple.com/archives/security-announce/2016/May/msg00001.html http://lists.apple.com/archives/security-announce/2016/May/msg00002.html http://lists.apple.com/archives/security-announce/2016/May/msg00003.html http://lists.apple.com/archives/security-announce/2016/May/msg00004.html http://rhn.redhat.com/errata/RHSA-2016-2957.html http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html http://www.securityfocus.com/bid/90691 http://www.securitytracker.com/id/1035890 http://www.ubuntu.com/usn/USN-2994-1 http://xmlsoft.org/news.html https://access.redhat.com/errata/RHSA-2016:1292 https://bugzilla.gnome.org/show_bug.cgi?id=759398 https://git.gnome.org/browse/libxml2/commit/?id=45752d2c334b50016666d8f0ec3691e2d680f0a0 https://kc.mcafee.com/corporate/index?page=content&id=SB10170 https://security.gentoo.org/glsa/201701-37 https://support.apple.com/HT206564 https://support.apple.com/HT206566 https://support.apple.com/HT206567 https://support.apple.com/HT206568 https://support.apple.com/HT206899 https://support.apple.com/HT206901 https://support.apple.com/HT206902 https://support.apple.com/HT206903 https://support.apple.com/HT206904 https://support.apple.com/HT206905 https://www.debian.org/security/2016/dsa-3593 https://www.tenable.com/security/tns-2016-18

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5