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Merge commit '46191a2da16f751e53d93646ae1388d421d12bee'

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* commit '46191a2da16f751e53d93646ae1388d421d12bee':
  mov: fix a possible invalid read in mov_read_mac_string()

Merged-by: Clément Bœsch <u@pkh.me>
This commit is contained in:
Clément Bœsch
2017-04-29 12:46:48 +02:00
parent 5729acee82 46191a2da1
commit e166fe2e1f
1 changed files with 5 additions and 1 deletions
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6
libavformat/mov.c
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@@ -162,7 +162,11 @@ static int mov_read_mac_string(MOVContext *c, AVIOContext *pb, int len,
for (i = 0; i < len; i++) {
uint8_t t, c = avio_r8(pb);
if (c < 0x80 && p < end)
if (p >= end)
continue;
if (c < 0x80)
*p++ = c;
else if (p < end)
PUT_UTF8(mac_to_unicode[c-0x80], t, if (p < end) *p++ = t;);