Only read str_size bytes from offset 30 of extradata if the extradata is
indeed at least 30 + str_size bytes long.
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
uint32_t format = AV_RB32(st->codecpar->extradata + 22);
if (format == AV_RB32("name") && (int64_t)size >= (int64_t)len + 18) {
uint16_t str_size = AV_RB16(st->codecpar->extradata + 26); /* string length */
- if (str_size > 0 && size >= (int)str_size + 26) {
+ if (str_size > 0 && size >= (int)str_size + 30) {
char *reel_name = av_malloc(str_size + 1);
if (!reel_name)
return AVERROR(ENOMEM);