Buffer overflow in Libxml2 - CVE-2016-4447
Published: May 22, 2024
Vulnerability identifier: #VU89740
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2016-4447
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Gnome Development Team
Affected software:
Libxml2
Libxml2
Detailed vulnerability description
The vulnerability allows a remote attacker to cause a denial of service.
The vulnerability exists in xmlParseElementDecl function in parser.c in libxml2. A remote attacker can cause a denial of service (heap-based buffer underread and application crash) via a crafted file, involving xmlParseName.
How to mitigate CVE-2016-4447
Install updates from vendor's website.
Sources
- https://www.debian.org/security/2016/dsa-3593
- http://www.ubuntu.com/usn/USN-2994-1
- https://git.gnome.org/browse/libxml2/commit/?id=00906759053986b8079985644172085f74331f83
- http://www.openwall.com/lists/oss-security/2016/05/25/2
- http://xmlsoft.org/news.html
- http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.404722
- https://access.redhat.com/errata/RHSA-2016:1292
- http://lists.apple.com/archives/security-announce/2016/Jul/msg00003.html
- http://lists.apple.com/archives/security-announce/2016/Jul/msg00000.html
- https://support.apple.com/HT206904
- https://support.apple.com/HT206899
- https://support.apple.com/HT206902
- http://lists.apple.com/archives/security-announce/2016/Jul/msg00001.html
- http://lists.apple.com/archives/security-announce/2016/Jul/msg00005.html
- https://support.apple.com/HT206905
- https://support.apple.com/HT206903
- http://lists.apple.com/archives/security-announce/2016/Jul/msg00002.html
- https://support.apple.com/HT206901
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05194709
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
- http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
- http://www.securityfocus.com/bid/90864
- https://kc.mcafee.com/corporate/index?page=content&id=SB10170
- https://www.tenable.com/security/tns-2016-18
- http://www.securitytracker.com/id/1036348
- http://rhn.redhat.com/errata/RHSA-2016-2957.html