[FFmpeg-devel] [PATCH 10/11] avcodec/cfhdenc: Height of 16 is not supported

Michael Niedermayer michael at niedermayer.cc
Sat Jul 20 03:52:40 EEST 2024


Fixes: out of array access
Fixes: 68941/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CFHD_fuzzer-5990952685600768

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
---
 libavcodec/cfhdenc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavcodec/cfhdenc.c b/libavcodec/cfhdenc.c
index 09fb2bd743d..7084509f6e1 100644
--- a/libavcodec/cfhdenc.c
+++ b/libavcodec/cfhdenc.c
@@ -257,8 +257,8 @@ static av_cold int cfhd_encode_init(AVCodecContext *avctx)
     if (ret < 0)
         return ret;
 
-    if (avctx->height < 4) {
-        av_log(avctx, AV_LOG_ERROR, "Height must be >= 4.\n");
+    if (avctx->height < 32) {
+        av_log(avctx, AV_LOG_ERROR, "Height must be >= 32.\n");
         return AVERROR_INVALIDDATA;
     }
 
-- 
2.45.2



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