CVE-2026-56001

概要

参考情報

• gitlab.freedesktop.org/xorg/lib/libxfont/-/commit/be0b08e2d354138d3222b4490e2a77c6ee42f778 · Patch
• openwall.com/lists/oss-security/2026/07/08/1 · Mailing List

libxfont のその他の脆弱性

• CVE-2026-56003高 8.8A heap buffer overflow due to missing size checking in the property buffer when parsing PCF files in libXfont2 ComputeScaledProperties() bef…
• CVE-2026-56002高 8.8A heap bufferflow in pcfReadFont() due to missing glyph bounds checking in libXfont2 before 2.0.8  allows attackers authenticated as X clien…
• CVE-2017-16611中 5.5In libXfont before 1.5.4 and libXfont2 before 2.0.3, a local attacker can open (but not read) files on the system as root, triggering tape r…
• CVE-2007-5199緊急 9.8A single byte overflow in catalogue.c in X.Org libXfont 1.3.1 allows remote attackers to have unspecified impact.
• CVE-2015-1804高 8.5The bdfReadCharacters function in bitmap/bdfread.c in X.Org libXfont before 1.4.9 and 1.5.x before 1.5.1 does not properly perform type conv…