Loop with Unreachable Exit Condition ('Infinite Loop') Affecting php8-bz2 package, versions <8.0.24-150400.4.14.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

Exploit Maturity
Not Defined
EPSS
0.14% (51st percentile)

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  • Snyk IDSNYK-SLES154-PHP8BZ2-3057435
  • published20 Oct 2022
  • disclosed19 Oct 2022

Introduced: 19 Oct 2022

CVE-2022-31628  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

Upgrade SLES:15.4 php8-bz2 to version 8.0.24-150400.4.14.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream php8-bz2 package and not the php8-bz2 package as distributed by SLES. See How to fix? for SLES:15.4 relevant fixed versions and status.

In PHP versions before 7.4.31, 8.0.24 and 8.1.11, the phar uncompressor code would recursively uncompress "quines" gzip files, resulting in an infinite loop.

CVSS Scores

version 3.1