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.

No CVSS v4.0

No CVSS v3.1

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction Required

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.01153.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
n/a n/a affected
Version Status Constraints
n/a affected —

Configuration 1 [-]

OR cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*

Configuration 2 [-]

cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

Configuration 3 [-]

OR cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*

Configuration 4 [-]

OR cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.2:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.3:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.2:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.3:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.2:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.3:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*

Configuration 5 [-]

cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:*

Configuration 6 [-]

OR cpe:2.3:a:mcafee:web_gateway:*:*:*:*:*:*:*:*
cpe:2.3:a:mcafee:web_gateway:*:*:*:*:*:*:*:*
Package CPE Advisory Released Date
Red Hat Enterprise Linux 6
libxml2-0:2.7.6-21.el6_8.1 cpe:/o:redhat:enterprise_linux:6 RHSA-2016:1292 2016-06-23T00:00:00Z
Red Hat Enterprise Linux 7
libxml2-0:2.9.1-6.el7_2.3 cpe:/o:redhat:enterprise_linux:7 RHSA-2016:1292 2016-06-23T00:00:00Z
Text-Only JBCS
cpe:/a:redhat:jboss_core_services:1 RHSA-2016:2957 2016-12-15T00:00:00Z

No data.

Project Subscriptions

Vendors Products
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Mac Os X Subscribe
Tvos Subscribe
Watchos Subscribe
Canonical Subscribe
Ubuntu Linux Subscribe
Debian Subscribe
Debian Linux Subscribe
Mcafee Subscribe
Web Gateway Subscribe
Redhat Subscribe
Enterprise Linux Subscribe
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Enterprise Linux Server Subscribe
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Enterprise Linux Workstation Subscribe
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Xmlsoft Subscribe
Libxml2 Subscribe
Advisories
Source ID Title
Debian DSA Debian DSA DSA-3593-1 libxml2 security update
EUVD EUVD EUVD-2016-2931 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.
Ubuntu USN Ubuntu USN USN-2994-1 libxml2 vulnerabilities
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
http://lists.apple.com/archives/security-announce/2016/Jul/msg00000.html cve-icon cve-icon
http://lists.apple.com/archives/security-announce/2016/Jul/msg00001.html cve-icon cve-icon
http://lists.apple.com/archives/security-announce/2016/Jul/msg00002.html cve-icon cve-icon
http://lists.apple.com/archives/security-announce/2016/Jul/msg00003.html cve-icon cve-icon
http://lists.apple.com/archives/security-announce/2016/Jul/msg00005.html cve-icon cve-icon
http://lists.apple.com/archives/security-announce/2016/May/msg00001.html cve-icon cve-icon
http://lists.apple.com/archives/security-announce/2016/May/msg00002.html cve-icon cve-icon
http://lists.apple.com/archives/security-announce/2016/May/msg00003.html cve-icon cve-icon
http://lists.apple.com/archives/security-announce/2016/May/msg00004.html cve-icon cve-icon
http://rhn.redhat.com/errata/RHSA-2016-2957.html cve-icon cve-icon
http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html cve-icon cve-icon
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html cve-icon cve-icon
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html cve-icon cve-icon
http://www.securityfocus.com/bid/90691 cve-icon cve-icon
http://www.securitytracker.com/id/1035890 cve-icon cve-icon
http://www.ubuntu.com/usn/USN-2994-1 cve-icon cve-icon
http://xmlsoft.org/news.html cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2016:1292 cve-icon cve-icon
https://bugzilla.gnome.org/show_bug.cgi?id=759398 cve-icon cve-icon
https://git.gnome.org/browse/libxml2/commit/?id=45752d2c334b50016666d8f0ec3691e2d680f0a0 cve-icon cve-icon
https://kc.mcafee.com/corporate/index?page=content&id=SB10170 cve-icon cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2016-1836 cve-icon
https://security.gentoo.org/glsa/201701-37 cve-icon cve-icon
https://support.apple.com/HT206564 cve-icon cve-icon
https://support.apple.com/HT206566 cve-icon cve-icon
https://support.apple.com/HT206567 cve-icon cve-icon
https://support.apple.com/HT206568 cve-icon cve-icon
https://support.apple.com/HT206899 cve-icon cve-icon
https://support.apple.com/HT206901 cve-icon cve-icon
https://support.apple.com/HT206902 cve-icon cve-icon
https://support.apple.com/HT206903 cve-icon cve-icon
https://support.apple.com/HT206904 cve-icon cve-icon
https://support.apple.com/HT206905 cve-icon cve-icon
https://www.cve.org/CVERecord?id=CVE-2016-1836 cve-icon
https://www.debian.org/security/2016/dsa-3593 cve-icon cve-icon
https://www.tenable.com/security/tns-2016-18 cve-icon cve-icon
History

No history.

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: apple

Published:

Updated: 2024-08-05T23:10:39.898Z

Reserved: 2016-01-13T00:00:00

Link: CVE-2016-1836

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2016-05-20T10:59:50.017

Modified: 2025-04-12T10:46:40.837

Link: CVE-2016-1836

cve-icon Redhat

Severity : Moderate

Publid Date: 2016-05-23T00:00:00Z

Links: CVE-2016-1836 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses