CVE-2015-8035

Severity: low (CVSS 2.6 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2015-11-18 · updated 2026-06-17
Weakness: CWE-399

Description

The xz_decomp function in xzlib.c in libxml2 2.9.1 does not properly detect compression errors, which allows context-dependent attackers to cause a denial of service (process hang) via crafted XML data.

Affected products

Apple Iphone Os: through 9.2.1
macOS: through 10.11.3
Apple tvOS: through 9.1
Apple watchOS: through 2.1
Canonical Ubuntu Linux: 14.04
Debian Linux: 7.0, 8.0
xmlsoft libxml2: 2.9.1

References

http://lists.apple.com/archives/security-announce/2016/Mar/msg00000.html
http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.html
http://lists.apple.com/archives/security-announce/2016/Mar/msg00002.html
http://lists.apple.com/archives/security-announce/2016/Mar/msg00004.html
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177341.html
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177381.html
http://lists.opensuse.org/opensuse-updates/2015-12/msg00120.html
http://lists.opensuse.org/opensuse-updates/2016-01/msg00031.html
http://rhn.redhat.com/errata/RHSA-2016-1089.html
http://www.debian.org/security/2015/dsa-3430
http://www.openwall.com/lists/oss-security/2015/11/02/2
http://www.openwall.com/lists/oss-security/2015/11/02/4

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