ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Fri 
May  3 23:21:19 2019 +0200| [3afdd3e11a2d1239aca7c6350110aee7371d862e] | 
committer: Michael Niedermayer

avcodec/pnm_parser: clear state if buffer is discarded

Fixes: Assertion failure
Fixes: 
14484/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PGMYUV_fuzzer-5150016408125440

Found-by: continuous fuzzing process 
https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Paul B Mahol <one...@gmail.com>
Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=3afdd3e11a2d1239aca7c6350110aee7371d862e
---

 libavcodec/pnm_parser.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libavcodec/pnm_parser.c b/libavcodec/pnm_parser.c
index de0e32ba9c..5339bebde9 100644
--- a/libavcodec/pnm_parser.c
+++ b/libavcodec/pnm_parser.c
@@ -69,6 +69,7 @@ retry:
         if (pnmctx.bytestream < pnmctx.bytestream_end) {
             if (pc->index) {
                 pc->index = 0;
+                pnmpc->ascii_scan = 0;
             } else {
                 unsigned step = FFMAX(1, pnmctx.bytestream - 
pnmctx.bytestream_start);
 

_______________________________________________
ffmpeg-cvslog mailing list
ffmpeg-cvslog@ffmpeg.org
https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog

To unsubscribe, visit link above, or email
ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".

Reply via email to