Fixes: signed integer overflow: -9223372053736 * 1000000 cannot be represented in type 'long'
Fixes: 26910/clusterfuzz-testcase-minimized-ffmpeg_dem_CONCAT_fuzzer-6607924558430208
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
if (*q)
return AVERROR(EINVAL);
- if (INT64_MAX / suffix < t)
+ if (INT64_MAX / suffix < t || t < INT64_MIN / suffix)
return AVERROR(ERANGE);
t *= suffix;
if (INT64_MAX - microseconds < t)
return AVERROR(ERANGE);
t += microseconds;
+ if (t == INT64_MIN && negative)
+ return AVERROR(ERANGE);
*timeval = negative ? -t : t;
return 0;
}