High severity · published Jun 9, 2016
CVE-2016-4447
The xmlParseElementDecl function in parser.c in libxml2 before 2.9.4 allows context-dependent attackers to cause a denial of service (heap-based buffer underread and application…
7.5
CVSS
14%
EPSS
No
On KEV
Description
The xmlParseElementDecl function in parser.c in libxml2 before 2.9.4 allows context-dependent attackers to cause a denial of service (heap-based buffer underread and application crash) via a crafted file, involving xmlParseName.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)14.0% · higher than 97% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IO
iOS · Apple
through 9.3.2 · source: NVD
DL
Debian Linux · Debian
7.0; 8.0 · source: NVD
IF
Icewall Federation Agent · HP
3.0 · source: NVD
IT
Itunes · Apple
12.4.1 · source: NVD
LI
Libxml2 · Xmlsoft
through 2.9.3 · source: NVD
MO
Mac OS X · Apple
through 10.11.5 · source: NVD
TV
Tvos · Apple
through 9.2.1 · source: NVD
UL
Ubuntu Linux · Canonical
12.04; 14.04; 15.10; 16.04 · source: NVD
VS
VM Server · Oracle
3.3; 3.4 · source: NVD
WA
Watchos · Apple
through 2.2.1 · source: NVD
WG
Web Gateway · Mcafee
7.5.0.0 through 7.5.2.10; 7.6.0.0 through 7.6.2.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-4447
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-4447
Mailing List
http://lists.apple.com/archives/security-announce/2016/Jul/msg00000.html
Mailing List
http://lists.apple.com/archives/security-announce/2016/Jul/msg00001.html
Mailing List
http://lists.apple.com/archives/security-announce/2016/Jul/msg00002.html
Mailing List
http://lists.apple.com/archives/security-announce/2016/Jul/msg00003.html
Mailing List
http://lists.apple.com/archives/security-announce/2016/Jul/msg00005.html
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-2957.html
More from iOS
10.0
CVE-2025-43300
Apple iOS, iPadOS, and macOS Out-of-Bounds Write Vulnerability
10.0
CVE-2025-24201
Apple Multiple Products WebKit Out-of-Bounds Write Vulnerability
10.0
CVE-2025-24085
Apple Multiple Products Use-After-Free Vulnerability
9.8
CVE-2025-31200
Apple Multiple Products Memory Corruption Vulnerability
9.8
CVE-2025-31201
Apple Multiple Products Arbitrary Read and Write Vulnerability