Vulnerability Details : CVE-2017-8846
The read_stream function in stream.c in liblrzip.so in lrzip 0.631 allows remote attackers to cause a denial of service (use-after-free and application crash) via a crafted archive.
Vulnerability category: Memory CorruptionDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2017-8846
Probability of exploitation activity in the next 30 days: 0.32%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 67 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2017-8846
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST |
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2017-8846
-
Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-8846
-
https://security.gentoo.org/glsa/202005-01
Long Range ZIP: Multiple vulnerabilities (GLSA 202005-01) — Gentoo securityThird Party Advisory
-
https://github.com/ckolivas/lrzip/issues/71
use-after-free in read_stream (stream.c) · Issue #71 · ckolivas/lrzip · GitHubIssue Tracking;Patch;Third Party Advisory
-
https://blogs.gentoo.org/ago/2017/05/07/lrzip-use-after-free-in-read_stream-stream-c/
lrzip: use-after-free in read_stream (stream.c) | agostino's blogThird Party Advisory;VDB Entry
-
https://lists.debian.org/debian-lts-announce/2021/08/msg00001.html
[SECURITY] [DLA 2725-1] lrzip security updateMailing List;Third Party Advisory
Products affected by CVE-2017-8846
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:a:long_range_zip_project:long_range_zip:0.631:*:*:*:*:*:*:*