CVE-2017-8843

Description

The join_pthread function in stream.c 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.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.20%
Vendor Advisory gentoo.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/ckolivas/lrzip/issues/69 issue tracking third party advisory patch
https://blogs.gentoo.org/ago/2017/05/07/lrzip-null-pointer-dereference-in-join_pthread-stream-c/ vdb entry third party advisory
https://security.gentoo.org/glsa/202005-01 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2017-8843?
CVE-2017-8843 has been scored as a medium severity vulnerability.
How to fix CVE-2017-8843?
To fix CVE-2017-8843, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-8843 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-8843 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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