CVE-2022-31630
MEDIUMPHP <7.4.33, 8.0.25, 8.1.12 - Memory Corruption
Title source: llmDescription
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.
Scores
CVSS v3
6.5
EPSS
0.0006
EPSS Percentile
18.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
Classification
CWE
CWE-190
CWE-125
CWE-131
Status
published
Affected Products (1)
php/php
< 7.4.33
Timeline
Published
Nov 14, 2022
Tracked Since
Feb 18, 2026