CVE-2022-31630 Information

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Description

In PHP versions prior to 7.4.33 8.0.25 and 8.2.12 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.

Reference

https://bugs.php.net/bug.php?id=81739