CVE-2016-1834
HIGH 7.8EPSS 4.6%
Heap-based buffer overflow in the xmlStrncat 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.
- CVSS v3.1 CNA
- 7.8 HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS v3.0 NVD
- 7.8 HIGH
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS v2.0 NVD
- 9.3 HIGH
AV:N/AC:M/Au:N/C:C/I:C/A:C - EPSS
- 4.62% chance of exploitation in the next 30 days, 92nd percentile
- Published
- 2016-05-20
- Updated
- 2025-12-04
Proof-of-concept exploits (1)
Security advisories
- 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://xmlsoft.org/news.html
- https://support.apple.com/HT206564
- https://support.apple.com/HT206566
- https://support.apple.com/HT206567
- https://support.apple.com/HT206568
- http://rhn.redhat.com/errata/RHSA-2016-2957.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
- https://access.redhat.com/errata/RHSA-2016:1292
- https://git.gnome.org/browse/libxml2/commit/?id=8fbbf5513d609c1770b391b99e33314cd0742704
- https://kc.mcafee.com/corporate/index?page=content&id=SB10170
- https://www.debian.org/security/2016/dsa-3593
- https://www.tenable.com/security/tns-2016-18