[glyf] Another bounds check

Very unlikely that is needed but technically possible.
2022-06-27 12:56:21 -06:00 · 2022-06-27 12:56:21 -06:00 · b30a3dcba3
parent 2e9dbdcbbe
commit b30a3dcba3
1 changed files with 1 additions and 0 deletions
--- a/src/OT/glyf/SimpleGlyph.hh
+++ b/src/OT/glyf/SimpleGlyph.hh
@ -173,6 +173,7 @@ struct SimpleGlyph

    if (unlikely ((const char *) p < bytes.arrayZ)) return false; /* Unlikely overflow */
    const HBUINT8 *end = (const HBUINT8 *) (bytes.arrayZ + bytes.length);
+    if (unlikely (p >= end)) return false;

    /* Read flags */
    for (unsigned int i = 0; i < num_points;)