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new 4f8043e658 avcodec/cbs_h266: size vps_direct_ref_layer_flag for the
full layer range
4f8043e658 is described below
commit 4f8043e658e195cc4e44cb79e864c4a6466b72a7
Author: Michael Niedermayer <[email protected]>
AuthorDate: Wed Jul 22 06:13:42 2026 +0200
Commit: michaelni <[email protected]>
CommitDate: Sat Aug 1 14:45:45 2026 +0000
avcodec/cbs_h266: size vps_direct_ref_layer_flag for the full layer range
Fixes: out of array access
Fixes: poc_vvc_vps.266
Fixes: 1z6RugPwxp39
Found-by: TainAn Bill
---
libavcodec/cbs_h266.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavcodec/cbs_h266.h b/libavcodec/cbs_h266.h
index 8d851a0bfb..0dc7d96828 100644
--- a/libavcodec/cbs_h266.h
+++ b/libavcodec/cbs_h266.h
@@ -270,7 +270,7 @@ typedef struct H266RawVPS {
uint8_t vps_layer_id[VVC_MAX_LAYERS];
uint8_t vps_independent_layer_flag[VVC_MAX_LAYERS];
uint8_t vps_max_tid_ref_present_flag[VVC_MAX_LAYERS];
- uint8_t vps_direct_ref_layer_flag[VVC_MAX_LAYERS][VVC_MAX_LAYERS - 1];
+ uint8_t vps_direct_ref_layer_flag[VVC_MAX_LAYERS][VVC_MAX_LAYERS];
uint8_t vps_max_tid_il_ref_pics_plus1[VVC_MAX_LAYERS][VVC_MAX_LAYERS - 1];
uint8_t vps_each_layer_is_an_ols_flag;
uint8_t vps_ols_mode_idc;
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