diff --git a/libavcodec/loco.c b/libavcodec/loco.c index e8c62b8178..5fb414b411 100644 --- a/libavcodec/loco.c +++ b/libavcodec/loco.c @@ -88,6 +88,8 @@ static inline int loco_get_rice(RICEContext *r) loco_update_rice_param(r, 0); return 0; } + 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); loco_update_rice_param(r, (v + 1) >> 1); if (!v) { @@ -163,6 +165,8 @@ static int loco_decode_plane(LOCOContext *l, uint8_t *data, int width, int heigh /* restore all other pixels */ for (i = 1; i < width; i++) { val = loco_get_rice(&rc); + if (val == INT_MIN) + return -1; data[i] = loco_predict(&data[i], stride) + val; } data += stride;