From bbba41704b854492f6b4c06e9cedeb611d6ff537 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Mon, 2 Nov 2020 01:21:25 +0100 Subject: [PATCH] avcodec/magicyuv: Free previous VLC table Fixes: memleak Fixes: 26788/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MAGICYUV_fuzzer-5184116808744960 Regression since: 1bf30a1beb7527887c9b466d07765d20fa3b5412 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Reviewed-by: Andreas Rheinhardt Signed-off-by: Michael Niedermayer --- libavcodec/magicyuv.c | 1 + 1 file changed, 1 insertion(+) diff --git a/libavcodec/magicyuv.c b/libavcodec/magicyuv.c index f13351e5b5..c7e2754c44 100644 --- a/libavcodec/magicyuv.c +++ b/libavcodec/magicyuv.c @@ -89,6 +89,7 @@ static int huff_build(HuffEntry he[], uint16_t codes_count[33], he[i].code = codes_count[he[i].len]; codes_count[he[i].len]++; } + ff_free_vlc(vlc); return init_vlc(vlc, FFMIN(max, 12), nb_elems, &he[0].len, sizeof(he[0]), sizeof(he[0].len), &he[0].code, sizeof(he[0]), sizeof(he[0].code), 0);