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-rw-r--r--libavcodec/smc.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/libavcodec/smc.c b/libavcodec/smc.c
index 89524219f8..79f9a757a0 100644
--- a/libavcodec/smc.c
+++ b/libavcodec/smc.c
@@ -132,6 +132,10 @@ static void smc_decode_stream(SmcContext *s)
row_ptr, image_size);
return;
}
+ if (bytestream2_get_bytes_left(&s->gb) < 1) {
+ av_log(s->avctx, AV_LOG_ERROR, "input too small\n");
+ return;
+ }
opcode = bytestream2_get_byte(&s->gb);
switch (opcode & 0xF0) {