Out-of-bounds Read Affecting php-xml package, versions <0:8.0.27-1.module+el8.7.0+1156+de6c8de9


Severity

Recommended
medium

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.09% (42nd percentile)

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  • Snyk IDSNYK-ROCKY8-PHPXML-3329078
  • published22 Feb 2023
  • disclosed14 Nov 2022

Introduced: 14 Nov 2022

CVE-2022-31630  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:8 php-xml to version 0:8.0.27-1.module+el8.7.0+1156+de6c8de9 or higher.
This issue was patched in RLSA-2023:0848.

NVD Description

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

In PHP versions prior to 7.4.33, 8.0.25 and 8.1.12, when using imageloadfont() function in gd extension, it is possible to supply a specially crafted font file, such as if the loaded font is used with imagechar() function, the read outside allocated buffer will be used. This can lead to crashes or disclosure of confidential information.

CVSS Scores

version 3.1