High 8.8Published May 20, 2016

CVE-2016-1835Use-after-free vulnerability in the xmlSAX2AttributeNs function in libxml2 before 2.9.4, as used in Apple iOS before 9.3.2 and OS X before 10.11.5, allows remote attackers to cause a denial of servic…

Updated under an hour ago (Nov 2, 2026, 12:10 AM ET)

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Use-after-free vulnerability in the xmlSAX2AttributeNs function in libxml2 before 2.9.4, as used in Apple iOS before 9.3.2 and OS X before 10.11.5, allows remote attackers to cause a denial of service via a crafted XML document.

CVSS: 8.8 HIGH (v3.0, NVD)CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-119
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Modified
Record last updated: Jun 16, 2026
First seen by InfoSec Signals: Nov 1, 2026

Affected products

Affected products

canonical ubuntu_linux canonical:ubuntu_linux	12.04; 14.04; 15.10; 16.04	NVD
apple iphone_os apple:iphone_os	through 9.3.1	NVD
apple mac_os_x apple:mac_os_x	through 10.11.4	NVD
debian debian_linux debian:debian_linux	8.0	NVD

References

References

http://lists.apple.com/archives/security-announce/2016/May/msg00002.html	vendor-advisory
http://lists.apple.com/archives/security-announce/2016/May/msg00004.html	vendor-advisory
http://rhn.redhat.com/errata/RHSA-2016-2957.html
http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.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/90696
http://www.securitytracker.com/id/1035890
http://www.ubuntu.com/usn/USN-2994-1
http://xmlsoft.org/news.html
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