blob: bc764ec23ce28e4e5063eb29435fe23ec9c15571 (
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diff --git a/common/quic_tmpl.c b/common/quic_tmpl.c
index ecd6f3f187c753a89b7dbb0657edc3ae82ffaaff..ebae992d642a657a7505b3ca0e8145310805f32f 100644
--- a/subprojects/spice-common/common/quic_tmpl.c
+++ b/subprojects/spice-common/common/quic_tmpl.c
@@ -563,7 +563,11 @@ static void FNAME_DECL(uncompress_row_seg)(const PIXEL * const prev_row,
do_run:
state->waitcnt = stopidx - i;
run_index = i;
- run_end = i + decode_state_run(encoder, state);
+ run_end = decode_state_run(encoder, state);
+ if (run_end < 0 || run_end > (end - i)) {
+ encoder->usr->error(encoder->usr, "wrong RLE\n");
+ }
+ run_end += i;
for (; i < run_end; i++) {
UNCOMPRESS_PIX_START(&cur_row[i]);
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