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Git pushed a commit to branch master
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The following commit(s) were added to refs/heads/master by this push:
new c6bb22dea0 avcodec/cbs_av1: check that a Frame Header was seen before
parsing a Tile Group
c6bb22dea0 is described below
commit c6bb22dea018fbf753b70c592a1e346b9a24f074
Author: James Almer <[email protected]>
AuthorDate: Mon Jun 15 23:37:36 2026 -0300
Commit: James Almer <[email protected]>
CommitDate: Sat Jun 20 21:19:56 2026 -0300
avcodec/cbs_av1: check that a Frame Header was seen before parsing a Tile
Group
Signed-off-by: James Almer <[email protected]>
---
libavcodec/cbs_av1.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/libavcodec/cbs_av1.c b/libavcodec/cbs_av1.c
index deb73c8ebb..4bacebf086 100644
--- a/libavcodec/cbs_av1.c
+++ b/libavcodec/cbs_av1.c
@@ -943,6 +943,10 @@ static int cbs_av1_read_unit(CodedBitstreamContext *ctx,
{
AV1RawTileGroup *tile_group = obu->header.obu_type ==
AV1_OBU_FRAME ? &obu->obu.frame.tile_group
: &obu->obu.tile_group;
+
+ if (!priv->seen_frame_header)
+ return AVERROR_INVALIDDATA;
+
err = cbs_av1_ref_tile_data(ctx, unit, &gbc,
&tile_group->data_ref,
&tile_group->data,
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