xorg

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The 15 most recently published vulnerabilities affecting xorg.

• CVE-2026-56003libXfont2 computeProps Property Buffer Heap Buffer Overflow8.5Jul 8, 2026
• CVE-2026-56002libXfont2 PCF Font Parsing Heap Buffer Overflow8.5Jul 8, 2026
• CVE-2026-56001libXfont2 BitmapScaleBitmaps Integer Overflow Heap Buffer Overflow8.5Jul 8, 2026
• CVE-2026-55999xorg-server / xwayland glamor font atlas Heap Buffer Overflow8.5Jul 8, 2026
• CVE-2026-56000xorg-x11-server / xwayland GLX contextTags Use-After-Free in CommonMakeCurrent()7.8Jul 8, 2026
• CVE-2026-50263Xorg-x11-server: xorg-x11-server-xwayland: xorg-x11-server: use-after-free information disclosure in createsaverwindow()5.5Jun 5, 2026
• CVE-2026-50262Xorg-x11-server: xorg-x11-server-xwayland: xorg-x11-server: out-of-bounds read/write in glx changedrawableattributes5.5Jun 5, 2026
• CVE-2026-50264Xorg-x11-server: xorg-x11-server-xwayland: xorg-x11-server: out-of-bounds heap write in dri2 drigetbuffers/drigetbufferswithformat7.8Jun 5, 2026
• CVE-2026-50261Xorg-x11-server: xorg-x11-server-xwayland: xorg-x11-server: use-after-free in syncchangecounter()7.8Jun 5, 2026
• CVE-2026-50260Xorg-x11-server: xorg-x11-server-xwayland: xorg-x11-server: use-after-free in freecounter()7.8Jun 5, 2026
• CVE-2026-50259Xorg-x11-server: xorg-x11-server-xwayland: xorg-x11-server: stack buffer overflow in xkb setmap request via mapwidths indexing7.8Jun 5, 2026
• CVE-2026-50258Xorg-x11-server: xorg-x11-server-xwayland: xorg-x11-server: stack buffer overflow in xkb key types due to unchecked shift levels7.8Jun 5, 2026
• CVE-2026-50257Xorg-x11-server: xorg-x11-server-xwayland: xorg-x11-server: use-after-free in misyncdestroyfence()7.8Jun 5, 2026
• CVE-2026-50256Xorg-x11-server: xorg-x11-server-xwayland: xorg-x11-server: stack buffer overflow in font alias resolution due to libxfont2 name length mismatch7.8Jun 5, 2026
• CVE-2026-34002Xorg: xwayland: x.org x server: information disclosure or denial of service via out-of-bounds read in xkb modifier map handling6.1May 5, 2026