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avcodec/iff: Fix invalid pointer intermediates in decode_deep_rle32()

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Reviewed-by: Peter Ross <pross@xvid.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit bc41a29a5aa3c3dedba0a85b4aeb79a07eeeb1b4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2020-04-21 00:03:39 +02:00
parent 9a636c5a76
commit 0516f88c76
1 changed files with 1 additions and 1 deletions
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libavcodec/iff.c
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@ -590,7 +590,7 @@ static void decode_deep_rle32(uint8_t *dst, const uint8_t *src, int src_size, in
{
const uint8_t *src_end = src + src_size;
int x = 0, y = 0, i;
while (src + 5 <= src_end) {
while (src_end - src >= 5) {
int opcode;
opcode = *(int8_t *)src++;
if (opcode >= 0) {