一线运维实战手记 · 云计算 · 数据库 · 故障排查
2026年9月4日

CVE-2026-56002 [HIGH] – A heap bufferflow in pcfReadFont() due to missing glyph bounds checking in libXfont2 befor

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A heap bufferflow in pcfReadFont() due to missing glyph bounds checking in libXfont2 before 2.0.8  allows attackers authenticated as X client to execute code within the X server.