The tt_cmap4_validate function in sfnt/ttcmap.c in FreeType before 2.5.4 validates a certain length field before that field's value is completely calculated, which allows remote attackers to cause a denial of service (out-of-bounds read) or possibly have unspecified other impact via a crafted cmap SFNT table.
Platform | Package | Release Date | Advisory |
---|---|---|---|
Amazon Linux 1 | freetype | 2015-04-01 13:56 | ALAS-2015-502 |
Score Type | Score | Vector | |
---|---|---|---|
Amazon Linux | CVSSv2 | 2.6 | AV:N/AC:H/Au:N/C:N/I:N/A:P |
NVD | CVSSv2 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |