Vulnerability CVE-2017-8843
Published: 2017-05-08

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.

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Lrzip project -> Lrzip 

 References:
https://blogs.gentoo.org/ago/2017/05/07/lrzip-null-pointer-dereference-in-join_pthread-stream-c/
https://github.com/ckolivas/lrzip/issues/69
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