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CVE-2016-1840 Details

Description

Heap-based buffer overflow in the xmlFAParsePosCharGroup 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 execute arbitrary code or cause a denial of service (memory corruption) via a crafted XML document.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.8 HIGHVector:CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URL	Source(s)	Tag(s)
http://lists.apple.com/archives/security-announce/2016/May/msg00001.html	CVE	Mailing ListVendor Advisory
http://lists.apple.com/archives/security-announce/2016/May/msg00002.html	CVE	Mailing ListVendor Advisory
http://lists.apple.com/archives/security-announce/2016/May/msg00003.html	CVE	Mailing ListVendor Advisory
http://lists.apple.com/archives/security-announce/2016/May/msg00004.html	CVE	Mailing ListVendor Advisory
http://rhn.redhat.com/errata/RHSA-2016-2957.html	CVE	Third Party Advisory
https://access.redhat.com/errata/RHSA-2016:1292	CVE	Third Party Advisory
https://bugzilla.gnome.org/show_bug.cgi?id=757711	CVE	ExploitIssue TrackingThird Party Advisory
https://git.gnome.org/browse/libxml2/commit/?id=cbb271655cadeb8dbb258a64701d9a3a0c4835b4	CVE	PatchThird Party Advisory
https://kc.mcafee.com/corporate/index?page=content&id=SB10170	CVE	PatchThird Party Advisory
https://security.gentoo.org/glsa/201701-37	CVE	Third Party Advisory
https://support.apple.com/HT206564	CVE	Vendor Advisory
https://support.apple.com/HT206566	CVE	Vendor Advisory
https://support.apple.com/HT206567	CVE	Vendor Advisory
https://support.apple.com/HT206568	CVE	Vendor Advisory
https://www.debian.org/security/2016/dsa-3593	CVE	Third Party Advisory
https://www.tenable.com/security/tns-2016-18	CVE	Third Party Advisory
http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html	CVE	Third Party Advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html	CVE	Third Party Advisory
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html	CVE	Third Party Advisory
http://www.securityfocus.com/bid/90691	CVE	Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1035890	CVE	Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-2994-1	CVE	Third Party Advisory
http://xmlsoft.org/news.html	CVE	Release NotesVendor Advisory
http://lists.apple.com/archives/security-announce/2016/May/msg00001.html	[email protected]	Mailing ListVendor Advisory
http://lists.apple.com/archives/security-announce/2016/May/msg00002.html	[email protected]	Mailing ListVendor Advisory
http://lists.apple.com/archives/security-announce/2016/May/msg00003.html	[email protected]	Mailing ListVendor Advisory
http://lists.apple.com/archives/security-announce/2016/May/msg00004.html	[email protected]	Mailing ListVendor Advisory
http://rhn.redhat.com/errata/RHSA-2016-2957.html	[email protected]	Third Party Advisory
https://access.redhat.com/errata/RHSA-2016:1292	[email protected]	Third Party Advisory
https://bugzilla.gnome.org/show_bug.cgi?id=757711	[email protected]	ExploitIssue TrackingThird Party Advisory
https://git.gnome.org/browse/libxml2/commit/?id=cbb271655cadeb8dbb258a64701d9a3a0c4835b4	[email protected]	PatchThird Party Advisory
https://kc.mcafee.com/corporate/index?page=content&id=SB10170	[email protected]	PatchThird Party Advisory
https://security.gentoo.org/glsa/201701-37	[email protected]	Third Party Advisory
https://support.apple.com/HT206564	[email protected]	Vendor Advisory
https://support.apple.com/HT206566	[email protected]	Vendor Advisory
https://support.apple.com/HT206567	[email protected]	Vendor Advisory
https://support.apple.com/HT206568	[email protected]	Vendor Advisory
https://www.debian.org/security/2016/dsa-3593	[email protected]	Third Party Advisory
https://www.tenable.com/security/tns-2016-18	[email protected]	Third Party Advisory
http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html	[email protected]	Third Party Advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html	[email protected]	Third Party Advisory
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html	[email protected]	Third Party Advisory
http://www.securityfocus.com/bid/90691	[email protected]	Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1035890	[email protected]	Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-2994-1	[email protected]	Third Party Advisory
http://xmlsoft.org/news.html	[email protected]	Release NotesVendor Advisory

see all 46 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-119	Improper Restriction of Operations within the Bounds of a Memory Buffer	[email protected]

Affected Products

Product	Versions
debian debian linux	8.0
CPE cpe:2.3:o:debian:debian_linux:8.0:::::::* Remediation No remediation found in references.
apple iphone os	< 9.3.2
CPE cpe:2.3:o:apple:iphone_os:::::::: Remediation No remediation found in references.
apple mac os x	< 10.11.5
CPE cpe:2.3:o:apple:mac_os_x:::::::: Remediation No remediation found in references.
apple tvos	< 9.2.1
CPE cpe:2.3:o:apple:tvos:::::::: Remediation No remediation found in references.
apple watchos	< 2.2.1
CPE cpe:2.3:o:apple:watchos:::::::: Remediation No remediation found in references.
canonical ubuntu linux	12.04 14.04 15.10 16.04
CPE 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::: Remediation No remediation found in references.
redhat enterprise linux desktop	6.0 7.0
CPE cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:::::::* cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:::::::* Remediation No remediation found in references.
redhat enterprise linux server	6.0 7.0
CPE cpe:2.3:o:redhat:enterprise_linux_server:6.0:::::::* cpe:2.3:o:redhat:enterprise_linux_server:7.0:::::::* Remediation No remediation found in references.
redhat enterprise linux server aus	7.2 7.3 7.4 7.6
CPE 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:::::::* Remediation No remediation found in references.
redhat enterprise linux server eus	7.2 7.3 7.4 7.5 7.6
CPE 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:::::::* Remediation No remediation found in references.
redhat enterprise linux server tus	7.2 7.3 7.6
CPE 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:::::::* Remediation No remediation found in references.
redhat enterprise linux workstation	6.0 7.0
CPE cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:::::::* cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:::::::* Remediation No remediation found in references.
xmlsoft libxml2	< 2.9.4
CPE cpe:2.3:a:xmlsoft:libxml2:::::::: Remediation No remediation found in references.
mcafee web gateway	>= 7.5.0.0, <= 7.5.2.10 >= 7.6.0.0, <= 7.6.2.3
CPE cpe:2.3:a:mcafee:web_gateway:::::::: Remediation No remediation found in references.

Change History

22 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
May 6, 2026	Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Mar 25, 2019	Modified Analysis	[email protected]
Mar 8, 2019	CPE Deprecation Remap	[email protected]
Jan 5, 2018	CVE Modified	[email protected]
Nov 30, 2017	CVE Modified	[email protected]
Jul 1, 2017	CVE Modified	[email protected]
Mar 1, 2017	CVE Modified	[email protected]
Dec 28, 2016	CVE Modified	[email protected]
Dec 1, 2016	CVE Modified	[email protected]
Sep 28, 2016	CVE Modified	[email protected]
Sep 23, 2016	CVE Modified	[email protected]
Sep 9, 2016	CVE Modified	[email protected]
Jul 31, 2016	CVE Translated	[email protected]
Jul 28, 2016	CVE Modified	[email protected]
Jul 14, 2016	CVE Modified	[email protected]
Jun 15, 2016	Modified Analysis	[email protected]
Jun 11, 2016	CVE Modified	[email protected]
May 20, 2016	Modified Analysis	[email protected]
May 20, 2016	Initial Analysis	[email protected]

CVE-2016-1840 Details

Description

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