Vulnerability Monitor

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CVE-2016-1833

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.

Published

2016-05-20T10:59:47.097

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 5.5 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Primary
CWE-125

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	apple	iphone_os	< 9.3.2	Yes
Operating System	apple	mac_os_x	< 10.11.5	Yes
Operating System	apple	tvos	< 9.2.1	Yes
Operating System	apple	watchos	< 2.2.1	Yes
Operating System	debian	debian_linux	8.0	Yes
Operating System	canonical	ubuntu_linux	12.04	Yes
Operating System	canonical	ubuntu_linux	14.04	Yes
Operating System	canonical	ubuntu_linux	15.10	Yes
Operating System	canonical	ubuntu_linux	16.04	Yes
Operating System	redhat	enterprise_linux_desktop	6.0	Yes
Operating System	redhat	enterprise_linux_desktop	7.0	Yes
Operating System	redhat	enterprise_linux_server	6.0	Yes
Operating System	redhat	enterprise_linux_server	7.0	Yes
Operating System	redhat	enterprise_linux_server_aus	7.2	Yes
Operating System	redhat	enterprise_linux_server_aus	7.3	Yes
Operating System	redhat	enterprise_linux_server_aus	7.4	Yes
Operating System	redhat	enterprise_linux_server_aus	7.6	Yes
Operating System	redhat	enterprise_linux_server_eus	7.2	Yes
Operating System	redhat	enterprise_linux_server_eus	7.3	Yes
Operating System	redhat	enterprise_linux_server_eus	7.4	Yes
Operating System	redhat	enterprise_linux_server_eus	7.5	Yes
Operating System	redhat	enterprise_linux_server_eus	7.6	Yes
Operating System	redhat	enterprise_linux_server_tus	7.2	Yes
Operating System	redhat	enterprise_linux_server_tus	7.3	Yes
Operating System	redhat	enterprise_linux_server_tus	7.6	Yes
Operating System	redhat	enterprise_linux_workstation	6.0	Yes
Operating System	redhat	enterprise_linux_workstation	7.0	Yes
Application	xmlsoft	libxml2	< 2.9.4	Yes
Application	mcafee	web_gateway	≤ 7.5.2.10	Yes
Application	mcafee	web_gateway	≤ 7.6.2.3	Yes

References

http://lists.apple.com/archives/security-announce/2016/May/msg00001.html Mailing List, Vendor Advisory ([email protected])
http://lists.apple.com/archives/security-announce/2016/May/msg00002.html Mailing List, Vendor Advisory ([email protected])
http://lists.apple.com/archives/security-announce/2016/May/msg00003.html Mailing List, Vendor Advisory ([email protected])
http://lists.apple.com/archives/security-announce/2016/May/msg00004.html Mailing List, Vendor Advisory ([email protected])
http://rhn.redhat.com/errata/RHSA-2016-2957.html Third Party Advisory ([email protected])
http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html Third Party Advisory ([email protected])
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html Patch, Third Party Advisory ([email protected])
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/90691 Third Party Advisory, VDB Entry ([email protected])
http://www.securitytracker.com/id/1035890 Third Party Advisory, VDB Entry ([email protected])
http://www.ubuntu.com/usn/USN-2994-1 Third Party Advisory ([email protected])
http://xmlsoft.org/news.html Release Notes, Vendor Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2016:1292 Third Party Advisory ([email protected])
https://bugs.chromium.org/p/project-zero/issues/detail?id=636 Exploit, Mailing List, Third Party Advisory ([email protected])
https://bugzilla.gnome.org/show_bug.cgi?id=758606 Exploit, Issue Tracking, Third Party Advisory ([email protected])
https://git.gnome.org/browse/libxml2/commit/?id=0bcd05c5cd83dec3406c8f68b769b1d610c72f76 Patch, Third Party Advisory ([email protected])
https://kc.mcafee.com/corporate/index?page=content&id=SB10170 Patch, Third Party Advisory ([email protected])
https://support.apple.com/HT206564 Vendor Advisory ([email protected])
https://support.apple.com/HT206566 Vendor Advisory ([email protected])
https://support.apple.com/HT206567 Vendor Advisory ([email protected])
https://support.apple.com/HT206568 Vendor Advisory ([email protected])
https://www.debian.org/security/2016/dsa-3593 Third Party Advisory ([email protected])
https://www.tenable.com/security/tns-2016-18 Third Party Advisory ([email protected])
http://lists.apple.com/archives/security-announce/2016/May/msg00001.html Mailing List, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.apple.com/archives/security-announce/2016/May/msg00002.html Mailing List, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.apple.com/archives/security-announce/2016/May/msg00003.html Mailing List, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.apple.com/archives/security-announce/2016/May/msg00004.html Mailing List, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://rhn.redhat.com/errata/RHSA-2016-2957.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/90691 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1035890 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-2994-1 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://xmlsoft.org/news.html Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2016:1292 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugs.chromium.org/p/project-zero/issues/detail?id=636 Exploit, Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.gnome.org/show_bug.cgi?id=758606 Exploit, Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://git.gnome.org/browse/libxml2/commit/?id=0bcd05c5cd83dec3406c8f68b769b1d610c72f76 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://kc.mcafee.com/corporate/index?page=content&id=SB10170 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/HT206564 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/HT206566 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/HT206567 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/HT206568 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.debian.org/security/2016/dsa-3593 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.tenable.com/security/tns-2016-18 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)