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| author | Michael Niedermayer <michael@niedermayer.cc> | 2017-02-24 21:05:33 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-02-24 22:23:53 +0100 |
| commit | 513a3494396d0a20233273b3cadcb5ee86485d5c (patch) | |
| tree | 877ccf190247f04d287983b8360726e422c0fa3f | |
| parent | 5d81616be332cca99304d0b747c2c8e2d719f349 (diff) | |
| download | ffmpeg-513a3494396d0a20233273b3cadcb5ee86485d5c.tar.gz | |
avcodec/vp56: Fix sign typo
Fixes: 664/clusterfuzz-testcase-4917047475568640
The change to fate is due to a truncated last frames which is now detected as damaged.
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/vp5.c | 2 | ||||
| -rw-r--r-- | libavcodec/vp6.c | 2 | ||||
| -rw-r--r-- | tests/ref/fate/vp5 | 2 |
3 files changed, 3 insertions, 3 deletions
diff --git a/libavcodec/vp5.c b/libavcodec/vp5.c index aba177c89f..54db620bde 100644 --- a/libavcodec/vp5.c +++ b/libavcodec/vp5.c @@ -180,7 +180,7 @@ static int vp5_parse_coeff(VP56Context *s) int b, i, cg, idx, ctx, ctx_last; int pt = 0; /* plane type (0 for Y, 1 for U or V) */ - if (c->end >= c->buffer && c->bits >= 0) { + if (c->end <= c->buffer && c->bits >= 0) { av_log(s->avctx, AV_LOG_ERROR, "End of AC stream reached in vp5_parse_coeff\n"); return AVERROR_INVALIDDATA; } diff --git a/libavcodec/vp6.c b/libavcodec/vp6.c index 7f0a9b7d5d..662126ca70 100644 --- a/libavcodec/vp6.c +++ b/libavcodec/vp6.c @@ -450,7 +450,7 @@ static int vp6_parse_coeff(VP56Context *s) int b, i, cg, idx, ctx; int pt = 0; /* plane type (0 for Y, 1 for U or V) */ - if (c->end >= c->buffer && c->bits >= 0) { + if (c->end <= c->buffer && c->bits >= 0) { av_log(s->avctx, AV_LOG_ERROR, "End of AC stream reached in vp6_parse_coeff\n"); return AVERROR_INVALIDDATA; } diff --git a/tests/ref/fate/vp5 b/tests/ref/fate/vp5 index 2116fb9b81..da510fc995 100644 --- a/tests/ref/fate/vp5 +++ b/tests/ref/fate/vp5 @@ -249,4 +249,4 @@ 0, 243, 243, 1, 233472, 0x6f530ac6 0, 244, 244, 1, 233472, 0x94f7466c 0, 245, 245, 1, 233472, 0xa8c1d365 -0, 246, 246, 1, 233472, 0xedcff050 +0, 246, 246, 1, 233472, 0x8843293b |