ffv1dec: check that global parameters do not change in version 0/1
authorMichael Niedermayer <michaelni@gmx.at>
Fri, 30 Aug 2013 02:51:09 +0000 (04:51 +0200)
committerAnton Khirnov <anton@khirnov.net>
Tue, 12 Aug 2014 10:21:21 +0000 (10:21 +0000)
commitda7d839a0d3ec40423a665dc85e0cfaed3f92eb8
tree744eb020c08fa725554f26f53b82bc6d40470d9f
parent3187fa14a326908f9471a038e3b5b24c0eaf655e
ffv1dec: check that global parameters do not change in version 0/1

Such changes are neither allowed nor supported

Found-by: ami_stuff
Bug-Id: CVE-2013-7020
CC: libav-stable@libav.org
Signed-off-by: Anton Khirnov <anton@khirnov.net>
libavcodec/ffv1dec.c