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oma: don't read beyond end of leaf_table.

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Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
(cherry picked from commit 934cd18a43151ba4b819d9270d539cdb26f6e079)

Signed-off-by: Reinhard Tartler <siretart@tauware.de>
This commit is contained in:
Ronald S. Bultje 2012-02-28 11:35:36 -08:00 committed by Reinhard Tartler
parent 9dbd437da2
commit 71a939fee4
1 changed files with 1 additions and 1 deletions
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2
libavformat/omadec.c
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@ -231,7 +231,7 @@ static int decrypt_init(AVFormatContext *s, ID3v2ExtraMeta *em, uint8_t *header)
rprobe(s, gdata, oc->r_val) < 0 &&
nprobe(s, gdata, oc->n_val) < 0) {
int i;
for (i = 0; i < sizeof(leaf_table); i += 2) {
for (i = 0; i < FF_ARRAY_ELEMS(leaf_table); i += 2) {
uint8_t buf[16];
AV_WL64(buf, leaf_table[i]);
AV_WL64(&buf[8], leaf_table[i+1]);