PR #21718 opened by michaelni URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/21718 Patch URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/21718.patch
Fixes: Timeout Fixes: 471948155/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HDR_DEC_fuzzer-5679690418552832 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <[email protected]> >From 17d80efcc17dc0a49c553eaab526bcdf23639b92 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer <[email protected]> Date: Tue, 10 Feb 2026 17:22:11 +0100 Subject: [PATCH] avcodec/hdrdec: Check input size before buffer allocation Fixes: Timeout Fixes: 471948155/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HDR_DEC_fuzzer-5679690418552832 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <[email protected]> --- libavcodec/hdrdec.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/libavcodec/hdrdec.c b/libavcodec/hdrdec.c index b7ade48e32..cffa7570db 100644 --- a/libavcodec/hdrdec.c +++ b/libavcodec/hdrdec.c @@ -126,6 +126,9 @@ static int hdr_decode_frame(AVCodecContext *avctx, AVFrame *p, ; } + if (bytestream2_get_bytes_left(&gb) < height * 4) + return AVERROR_INVALIDDATA; + if ((ret = ff_set_dimensions(avctx, width, height)) < 0) return ret; -- 2.52.0 _______________________________________________ ffmpeg-devel mailing list -- [email protected] To unsubscribe send an email to [email protected]
