CVE-2016-4447

CWE-119 — Buffer OverflowCWE-122 — Heap-based Buffer Overflow17 documents9 sources
Severity
7.5HIGH
EPSS
2.1%
top 16.08%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
11
Apple Iphone OSApple MAC OS XApple Tvos+8 more
Timeline
PublishedJun 9
Latest updateMay 14

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:HExploitability: 3.9 | Impact: 3.6

Affected Packages11 packages

▶Debianlibxml2< 2.9.3+dfsg1-1.1+3
▶Ubuntulibxml2< 2.9.1+dfsg1-3ubuntu4.8+1
▶NVDxmlsoft/libxml22.9.3
▶NVDapple/tvos9.2.1
▶NVDapple/watchos2.2.1

Also affects: Debian Linux 7.0, 8.0, Ubuntu Linux 12.04, 14.04, 15.10, 16.04

Patches

Patch: git.gnome.org ↗Patch: kc.mcafee.com ↗Patch: git.gnome.org ↗

🔴Vulnerability Details

4
GHSA
GHSA-qf4r-q9wc-m8w7: The xmlParseElementDecl function in parser↗2022-05-14
▶
OSV
CVE-2016-4447: The xmlParseElementDecl function in parser↗2016-06-09
▶
CVEList
CVE-2016-4447: The xmlParseElementDecl function in parser↗2016-06-09
▶
OSV
libxml2 vulnerabilities↗2016-06-06
▶

📋Vendor Advisories

9
Apple
CVE-2016-4447: iTunes 12.4.2 for Windows↗2016-07-18
▶
Apple
CVE-2016-4447: iOS 9.3.3↗2016-07-18
▶
Apple
CVE-2016-4447: watchOS 2.2.2↗2016-07-18
▶
Apple
CVE-2016-4447: OS X El Capitan v10.11.6 and Security Update 2016-004↗2016-07-18
▶
Apple
CVE-2016-4447: tvOS 9.2.2↗2016-07-18
▶

💬Community

3
Bugzilla
CVE-2016-1762 CVE-2016-1833 CVE-2016-1834 CVE-2016-1835 CVE-2016-1836 CVE-2016-1837 CVE-2016-1838 CVE-2016-1839 CVE-2016-1840 CVE-2016-4447 CVE-2016-4448 CVE-2016-4449 libxml2: various flaws [fedora-a↗2016-06-24
▶
Bugzilla
CVE-2016-1762 CVE-2016-1833 CVE-2016-1834 CVE-2016-1835 CVE-2016-1836 CVE-2016-1837 CVE-2016-1838 CVE-2016-1839 CVE-2016-1840 CVE-2016-4447 CVE-2016-4448 CVE-2016-4449 mingw-libxml2: various flaws [fe↗2016-06-24
▶
Bugzilla
CVE-2016-4447 libxml2: Heap-based buffer underreads due to xmlParseName↗2016-05-23
▶
CVE-2016-4447 (HIGH CVSS 7.5) | The xmlParseElementDecl function in | cvebase.io