What’s Vulnerable › Vulnerabilities

CVE-2016-4447

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 14.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2016-06-09 · updated 2026-06-17
• Weakness: CWE-119

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.

Affected products

• Apple Iphone Os: through 9.3.2
• Apple iTunes for Windows: 12.4.1
• macOS: through 10.11.5
• Apple tvOS: through 9.2.1
• Apple watchOS: through 2.2.1
• Canonical Ubuntu Linux: 12.04, 14.04, 15.10, 16.04
• Debian Linux: 7.0, 8.0
• Hewlett Packard Enterprise IceWall Federation Agent: 3.0
• McAfee Web Gateway (MWG): from 7.5.0.0 through 7.5.2.10; from 7.6.0.0 through 7.6.2.3
• Oracle Vm Server: 3.3, 3.4
• xmlsoft libxml2: through 2.9.3

References

• http://lists.apple.com/archives/security-announce/2016/Jul/msg00000.html
• http://lists.apple.com/archives/security-announce/2016/Jul/msg00001.html
• http://lists.apple.com/archives/security-announce/2016/Jul/msg00002.html
• http://lists.apple.com/archives/security-announce/2016/Jul/msg00003.html
• http://lists.apple.com/archives/security-announce/2016/Jul/msg00005.html
• http://rhn.redhat.com/errata/RHSA-2016-2957.html
• http://www.openwall.com/lists/oss-security/2016/05/25/2
• 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/90864
• http://www.securitytracker.com/id/1036348

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