avformat/vividas: better check of current_sb_entry
This is the simplest fix for the problem, it is possible to instead check
this when the variables are set and propagate errors and then fail earlier
Fixes: out of array access Fixes: 26490/clusterfuzz-testcase-minimized-ffmpeg_dem_VIVIDAS_fuzzer-5723367078100992 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
projects / ffmpeg / commit