ffmpeg | branch: release/4.1 | Michael Niedermayer <mich...@niedermayer.cc> | Thu May 23 23:17:35 2019 +0200| [66cbac4a0bdbb84b5f5eae4a5a821796e31623cf] | committer: Michael Niedermayer
avcodec/h264_parse: Use 64bit for expectedpoc and expected_delta_per_poc_cycle Fixes: signed integer overflow: -2142516591 + -267814575 cannot be represented in type 'int' Fixes: 14450/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_H264_fuzzer-5716105319940096 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Reviewed-by: James Almer <jamr...@gmail.com> Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> (cherry picked from commit 4896fa18add7636ea9986edde51493331f1fb01e) Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=66cbac4a0bdbb84b5f5eae4a5a821796e31623cf --- libavcodec/h264_parse.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/libavcodec/h264_parse.c b/libavcodec/h264_parse.c index 34ffe3b1fe..e03a05555d 100644 --- a/libavcodec/h264_parse.c +++ b/libavcodec/h264_parse.c @@ -296,7 +296,8 @@ int ff_h264_init_poc(int pic_field_poc[2], int *pic_poc, if (picture_structure == PICT_FRAME) field_poc[1] += pc->delta_poc_bottom; } else if (sps->poc_type == 1) { - int abs_frame_num, expected_delta_per_poc_cycle, expectedpoc; + int abs_frame_num; + int64_t expected_delta_per_poc_cycle, expectedpoc; int i; if (sps->poc_cycle_length != 0) _______________________________________________ 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".
