NULL Pointer Dereference Affecting libxml2 package, versions <2.9.4-r4
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Test your applications- Snyk ID SNYK-ALPINE39-LIBXML2-339262
- published 11 Apr 2017
- disclosed 11 Apr 2017
Introduced: 11 Apr 2017
CVE-2017-5969 Open this link in a new tabHow to fix?
Upgrade Alpine:3.9 libxml2 to version 2.9.4-r4 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libxml2 package and not the libxml2 package as distributed by Alpine.
See How to fix? for Alpine:3.9 relevant fixed versions and status.
libxml2 2.9.4, when used in recover mode, allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted XML document. NOTE: The maintainer states "I would disagree of a CVE with the Recover parsing option which should only be used for manual recovery at least for XML parser.
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5969
- https://security-tracker.debian.org/tracker/CVE-2017-5969
- https://security.gentoo.org/glsa/201711-01
- https://bugzilla.gnome.org/show_bug.cgi?id=778519
- http://www.openwall.com/lists/oss-security/2016/11/05/3
- http://www.openwall.com/lists/oss-security/2017/02/13/1
- http://www.securityfocus.com/bid/96188
- https://lists.debian.org/debian-lts-announce/2022/04/msg00004.html