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[FFmpeg-devel,09/11] avcodec/cfhdenc: Allocate more space

Message ID 20240720005241.726089-9-michael@niedermayer.cc
State New
Headers show
Series [FFmpeg-devel,01/11] avcodec/alsdec: Clear shift_value | expand

Commit Message

Michael Niedermayer July 20, 2024, 12:52 a.m. UTC 
Fixes: Assertion failure
Fixes: 68979/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CFHD_fuzzer-5375874714107904

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
 libavcodec/cfhdenc.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
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Patch

diff --git a/libavcodec/cfhdenc.c b/libavcodec/cfhdenc.c
index 5657d0f96c5..09fb2bd743d 100644
--- a/libavcodec/cfhdenc.c
+++ b/libavcodec/cfhdenc.c
@@ -552,7 +552,7 @@  static int cfhd_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
                          width, height * 2);
     }
 
-    ret = ff_alloc_packet(avctx, pkt, 256LL + s->planes * (2LL * avctx->width * (avctx->height + 15) + 2048LL));
+    ret = ff_alloc_packet(avctx, pkt, 256LL + s->planes * (4LL * avctx->width * (avctx->height + 15) + 2048LL));
     if (ret < 0)
         return ret;
 
@@ -760,7 +760,6 @@  static int cfhd_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
                         } else if (count > 0) {
                             count = put_runcode(pb, count, rb);
                         }
-
                         put_bits(pb, cb[index].size, cb[index].bits);
                     }