Loop with Unreachable Exit Condition ('Infinite Loop') Affecting zziplib-devel package, versions <0:0.13.68-9.el8


Severity

Recommended
0.0
low
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.08% (38th percentile)

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  • Snyk IDSNYK-RHEL8-ZZIPLIBDEVEL-4139383
  • published26 Jul 2021
  • disclosed5 Mar 2019

Introduced: 5 Mar 2019

CVE-2020-18442  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

Upgrade RHEL:8 zziplib-devel to version 0:0.13.68-9.el8 or higher.
This issue was patched in RHSA-2021:4316.

NVD Description

Note: Versions mentioned in the description apply only to the upstream zziplib-devel package and not the zziplib-devel package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

Infinite Loop in zziplib v0.13.69 allows remote attackers to cause a denial of service via the return value "zzip_file_read" in the function "unzzip_cat_file".

CVSS Base Scores

version 3.1