ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Sat Jun 8 00:13:59 2024 +0200| [f13ae632591b043cb69b66de01e8b178037cdd0e] | committer: Michael Niedermayer
avformat/rtpenc_rfc4175: Use 64bit in computation if copy_offset Found while reviewing: CID1494441 Untrusted value as argument Sponsored-by: Sovereign Tech Fund Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=f13ae632591b043cb69b66de01e8b178037cdd0e --- libavformat/rtpenc_rfc4175.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavformat/rtpenc_rfc4175.c b/libavformat/rtpenc_rfc4175.c index 257d072cd3..2120274f01 100644 --- a/libavformat/rtpenc_rfc4175.c +++ b/libavformat/rtpenc_rfc4175.c @@ -116,7 +116,7 @@ void ff_rtp_send_raw_rfc4175(AVFormatContext *s1, const uint8_t *buf, int size, int l_field; int l_line; int l_off; - int copy_offset; + int64_t copy_offset; length = (headers[0] << 8) | headers[1]; l_field = (headers[2] & 0x80) >> 7; @@ -127,7 +127,7 @@ void ff_rtp_send_raw_rfc4175(AVFormatContext *s1, const uint8_t *buf, int size, if (interlaced) l_line = 2 * l_line + l_field; - copy_offset = (l_line * width + l_off) * pgroup / xinc; + copy_offset = (l_line * (int64_t)width + l_off) * pgroup / xinc; if (copy_offset + length > size) break; memcpy (dest, buf + copy_offset, length); _______________________________________________ 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".
