The MacReadPOST_Resource function in base/ftobjs.c in FreeType before 2.5.4 proceeds with adding to length values without validating the original values, which allows remote attackers to cause a denial of service (integer overflow and heap-based buffer overflow) or possibly have unspecified other impact via a crafted Mac font.
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "2.5.2-1ubuntu2.4", "binary_name": "freetype2-demos" }, { "binary_version": "2.5.2-1ubuntu2.4", "binary_name": "libfreetype6" }, { "binary_version": "2.5.2-1ubuntu2.4", "binary_name": "libfreetype6-dev" }, { "binary_version": "2.5.2-1ubuntu2.4", "binary_name": "libfreetype6-udeb" } ] }