diff mbox series

[FFmpeg-devel,2/2] avutil/video_enc_params: Check for truncation before creating buffer

Message ID 20210214193616.111213-2-andreas.rheinhardt@gmail.com
State Accepted
Commit c9d9c6074689ec11b0ba12dd8c895d3564b06ed7
Headers show
Series [FFmpeg-devel,1/2] avutil/video_enc_params: Combine overflow checks | expand

Checks

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andriy/PPC64_make success Make finished
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Commit Message

Andreas Rheinhardt Feb. 14, 2021, 7:36 p.m. UTC 
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
---
 libavutil/video_enc_params.c | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/libavutil/video_enc_params.c b/libavutil/video_enc_params.c
index b9cdafddbb..635176ab91 100644
--- a/libavutil/video_enc_params.c
+++ b/libavutil/video_enc_params.c
@@ -63,6 +63,10 @@  av_video_enc_params_create_side_data(AVFrame *frame, enum AVVideoEncParamsType t
     par = av_video_enc_params_alloc(type, nb_blocks, &size);
     if (!par)
         return NULL;
+    if (size > INT_MAX) {
+        av_free(par);
+        return NULL;
+    }
     buf = av_buffer_create((uint8_t *)par, size, NULL, NULL, 0);
     if (!buf) {
         av_freep(&par);