Commit b737317a authored by Michael Niedermayer's avatar Michael Niedermayer

avcodec/mpeg4videodec: Fix typo in sprite delta check

Fixes: Integer overflow
Fixes: 10890/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MPEG4_fuzzer-5636062181851136

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpegSigned-off-by: 's avatarMichael Niedermayer <michael@niedermayer.cc>
parent 18fce29d
...@@ -402,7 +402,7 @@ static int mpeg4_decode_sprite_trajectory(Mpeg4DecContext *ctx, GetBitContext *g ...@@ -402,7 +402,7 @@ static int mpeg4_decode_sprite_trajectory(Mpeg4DecContext *ctx, GetBitContext *g
llabs(sprite_offset[0][i] + sprite_delta[i][1] * (h+16LL)) >= INT_MAX || llabs(sprite_offset[0][i] + sprite_delta[i][1] * (h+16LL)) >= INT_MAX ||
llabs(sprite_offset[0][i] + sprite_delta[i][0] * (w+16LL) + sprite_delta[i][1] * (h+16LL)) >= INT_MAX || llabs(sprite_offset[0][i] + sprite_delta[i][0] * (w+16LL) + sprite_delta[i][1] * (h+16LL)) >= INT_MAX ||
llabs(sprite_delta[i][0] * (w+16LL)) >= INT_MAX || llabs(sprite_delta[i][0] * (w+16LL)) >= INT_MAX ||
llabs(sprite_delta[i][1] * (w+16LL)) >= INT_MAX || llabs(sprite_delta[i][1] * (h+16LL)) >= INT_MAX ||
llabs(sd[0]) >= INT_MAX || llabs(sd[0]) >= INT_MAX ||
llabs(sd[1]) >= INT_MAX || llabs(sd[1]) >= INT_MAX ||
llabs(sprite_offset[0][i] + sd[0] * (w+16LL)) >= INT_MAX || llabs(sprite_offset[0][i] + sd[0] * (w+16LL)) >= INT_MAX ||
......
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