PR #23502 opened by James Almer (jamrial) URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/23502 Patch URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/23502.patch
>From d9d666e30a879fa55d11c97a68d82e0e279cdd4e Mon Sep 17 00:00:00 2001 From: James Almer <[email protected]> Date: Mon, 15 Jun 2026 23:37:36 -0300 Subject: [PATCH] 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, -- 2.52.0 _______________________________________________ ffmpeg-devel mailing list -- [email protected] To unsubscribe send an email to [email protected]
