organicmaps/harfbuzz
13
Fork 0
mirror of https://github.com/harfbuzz/harfbuzz.git synced 2025-04-07 06:25:03 +00:00
Code Issues 1 Projects Releases Wiki Activity Actions 7

[subset] Fix bound check when setting overlap bit.

Browse source 
length() shouldn't be used again as the end of instruction offset is already included in flags_offset.
This commit is contained in:
Garret Rieger 2022-01-18 16:35:30 -08:00 • committed by Behdad Esfahbod
parent 10a20be397
commit 94ba4d5a44
1 changed files with 1 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
src/hb-ot-glyf-table.hh
View file

@ -595,7 +595,7 @@ struct glyf
if (unlikely (!header.numberOfContours)) return;
unsigned flags_offset = length (instructions_length ());
if (unlikely (length (flags_offset + 1) > bytes.length)) return;
if (unlikely (flags_offset + 1 > bytes.length)) return;
HBUINT8 &first_flag = (HBUINT8 &) StructAtOffset<HBUINT16> (&bytes, flags_offset);
first_flag = (uint8_t) first_flag | FLAG_OVERLAP_SIMPLE;