CVE-2026-56002 | X.Org libXfont2 up to 2.0.7 Glyph Parser pcfReadFont heap-based overflow

A vulnerability marked as critical has been reported in X.Org libXfont2 up to 2.0.7. Impacted is the function pcfReadFont of the component Glyph Parser. Performing a manipulation results in heap-based buffer overflow.

This vulnerability is identified as CVE-2026-56002. The attack can be initiated remotely. There is not any exploit available.