Commit 18f5256c authored by Michael Niedermayer's avatar Michael Niedermayer

avcodec/cbs_jpeg_syntax_template: Check array index in huffman_table()

Fixes: index 224 out of bounds for type 'uint8_t [224]'
Fixes: 21534/clusterfuzz-testcase-minimized-ffmpeg_BSF_TRACE_HEADERS_fuzzer-6291612167831552

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpegSigned-off-by: 's avatarMichael Niedermayer <michael@niedermayer.cc>
parent d31862c2
......@@ -89,6 +89,8 @@ static int FUNC(huffman_table)(CodedBitstreamContext *ctx, RWContext *rw,
ij = 0;
for (i = 0; i < 16; i++) {
for (j = 0; j < current->L[i]; j++) {
if (ij >= 224)
return AVERROR_INVALIDDATA;
us(8, V[ij], ij, 0, 255);
++ij;
}
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment