Commit 83f7bd6d authored by Michael Niedermayer's avatar Michael Niedermayer

avcodec/g2meet: fix stride calculation, use correct format field

Fixes out of array accesses
Fixes: asan_heap-oob_ae5f63_5415_g2m4.wmv
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: 's avatarMichael Niedermayer <michaelni@gmx.at>
parent 70433119
......@@ -490,7 +490,7 @@ static int g2m_load_cursor(AVCodecContext *avctx, G2MContext *c,
cursor_hot_y = bytestream2_get_byte(gb);
cursor_fmt = bytestream2_get_byte(gb);
cursor_stride = FFALIGN(cursor_w, c->cursor_fmt==1 ? 32 : 1) * 4;
cursor_stride = FFALIGN(cursor_w, cursor_fmt==1 ? 32 : 1) * 4;
if (cursor_w < 1 || cursor_w > 256 ||
cursor_h < 1 || cursor_h > 256) {
......
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