NULL Pointer Dereference Affecting lrzip package, versions <0.631+git180517-1
Threat Intelligence
EPSS
0.17% (54th
percentile)
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Test your applications- Snyk ID SNYK-DEBIAN11-LRZIP-519430
- published 8 May 2017
- disclosed 8 May 2017
Introduced: 8 May 2017
CVE-2017-8847 Open this link in a new tabHow to fix?
Upgrade Debian:11 lrzip to version 0.631+git180517-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream lrzip package and not the lrzip package as distributed by Debian.
See How to fix? for Debian:11 relevant fixed versions and status.
The bufRead::get() function in libzpaq/libzpaq.h in liblrzip.so in lrzip 0.631 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted archive.
References
- https://security-tracker.debian.org/tracker/CVE-2017-8847
- https://security.gentoo.org/glsa/202005-01
- https://github.com/ckolivas/lrzip/issues/67
- https://blogs.gentoo.org/ago/2017/05/07/lrzip-null-pointer-dereference-in-bufreadget-libzpaq-h/
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-8847
CVSS Scores
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