Fixes: CID1604400 Overflowed constant
Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>
---
libavcodec/loco.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/libavcodec/loco.c b/libavcodec/loco.c
index b1294a97980..4aba1eb9c52 100644
--- a/libavcodec/loco.c
+++ b/libavcodec/loco.c
@@ -92,10 +92,15 @@ static inline int loco_get_rice(RICEContext *r)
if (get_bits_left(&r->gb) < 1)
return INT_MIN;
v = get_ur_golomb_jpegls(&r->gb, loco_get_rice_param(r), INT_MAX, 0);
+ if (v == -1)
+ return INT_MIN;
loco_update_rice_param(r, (v + 1) >> 1);
if (!v) {
if (r->save >= 0) {
- r->run = get_ur_golomb_jpegls(&r->gb, 2, INT_MAX, 0);
+ int run = get_ur_golomb_jpegls(&r->gb, 2, INT_MAX, 0);
+ if (run == -1)
+ return INT_MIN;
+ r->run = run;
if (r->run > 1)
r->save += r->run + 1;
else
--
2.45.2
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