ffmpeg | branch: release/2.8 | Michael Niedermayer <mich...@niedermayer.cc> | Fri Apr 27 20:16:13 2018 +0200| [fc097bf1cd0af7bbab09e2f1af4ae39eb0ca4eea] | committer: Michael Niedermayer
avcodec/g2meet: Check RGB upper limit Fixes: runtime error: left shift of 1876744317 by 16 places cannot be represented in type 'int' Fixes: 6799/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_G2M_fuzzer-5115274731716608 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> (cherry picked from commit 4dd2c8b9ea46b4e008a8bfc2077834428cd5a17c) Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=fc097bf1cd0af7bbab09e2f1af4ae39eb0ca4eea --- libavcodec/g2meet.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/g2meet.c b/libavcodec/g2meet.c index 14dd05babc..fed35a271b 100644 --- a/libavcodec/g2meet.c +++ b/libavcodec/g2meet.c @@ -555,7 +555,7 @@ static uint32_t epic_decode_pixel_pred(ePICContext *dc, int x, int y, B = ((pred >> B_shift) & 0xFF) - TOSIGNED(delta); } - if (R<0 || G<0 || B<0) { + if (R<0 || G<0 || B<0 || R > 255 || G > 255 || B > 255) { av_log(NULL, AV_LOG_ERROR, "RGB %d %d %d is out of range\n", R, G, B); return 0; } _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
