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avutil/timecode: fix sscanf format string with garbage at the end 

Signed-off-by: Limin Wang <lance.lmwang@gmail.com>
This commit is contained in:
Limin Wang 2020-12-05 09:39:38 +08:00
parent c2424b1f35
commit 6696a07ac6
1 changed files with 1 additions and 1 deletions
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2
libavutil/timecode.c
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@ -252,7 +252,7 @@ int av_timecode_init_from_string(AVTimecode *tc, AVRational rate, const char *st
char c;
int hh, mm, ss, ff, flags;
if (sscanf(str, "%d:%d:%d%c%d", &hh, &mm, &ss, &c, &ff) != 5) {
if (sscanf(str, "%02u:%02u:%02u%c%02u", &hh, &mm, &ss, &c, &ff) != 5) {
av_log(log_ctx, AV_LOG_ERROR, "Unable to parse timecode, "
"syntax: hh:mm:ss[:;.]ff\n");
return AVERROR_INVALIDDATA;