From 35977631a28ddf62083f4ff5e78a92dbebfd158f Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Sun, 5 Mar 2023 22:25:04 +0100 Subject: avcodec/escape124: fix signdness of end of input check Fixes: Timeout Fixes: 56561/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ESCAPE124_fuzzer-5560363635834880 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer (cherry picked from commit 87ad0a5dd7d12c91badc215c3b5d6745fa7acb02) Signed-off-by: Michael Niedermayer --- libavcodec/escape124.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/escape124.c b/libavcodec/escape124.c index ab5c8d2243..51be851869 100644 --- a/libavcodec/escape124.c +++ b/libavcodec/escape124.c @@ -88,7 +88,7 @@ static CodeBook unpack_codebook(GetBitContext* gb, unsigned depth, unsigned i, j; CodeBook cb = { 0 }; - if (size >= INT_MAX / 34 || get_bits_left(gb) < size * 34) + if (size >= INT_MAX / 34 || get_bits_left(gb) < (int)size * 34) return cb; if (size >= INT_MAX / sizeof(MacroBlock)) -- cgit v1.2.1