CVE-2026-56001

弱点类型

A heap buffer overflow in BitmapScaleBitmaps in libXfont2 before 2.0.8 due to an overflowing 32bit size could be used by attackers able to access the X Server to execute code within the X server cont

受影响产品

• x libxfont

参考链接

• https://gitlab.freedesktop.org/xorg/lib/libxfont/-/commit/be0b08e2d354138d3222b4490e2a77c6ee42f778
• https://www.openwall.com/lists/oss-security/2026/07/08/1