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Fri, 31 Oct 2025 19:37:55 -0700 (PDT) MIME-Version: 1.0 References: <176193037214.25.14686032640135071484@2cb04c0e5124> In-Reply-To: <176193037214.25.14686032640135071484@2cb04c0e5124> Date: Sat, 1 Nov 2025 02:37:45 +0000 X-Gm-Features: AWmQ_bll6sflIT4-31R0VYYrrfnXcdSdqmuk3A1CKMrNfTx4PxAxntFMXQsQqlE Message-ID: To: FFmpeg development discussions and patches Message-ID-Hash: HGPPR7DP3TCWSRGTMEFCSGSNBM6JRD6R X-Message-ID-Hash: HGPPR7DP3TCWSRGTMEFCSGSNBM6JRD6R X-MailFrom: SRS0=uWiW=5J=googlemail.com=kieran618@ffmpeg.org X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; loop; banned-address; header-match-ffmpeg-devel.ffmpeg.org-0; header-match-ffmpeg-devel.ffmpeg.org-1; header-match-ffmpeg-devel.ffmpeg.org-2; header-match-ffmpeg-devel.ffmpeg.org-3; emergency; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Content-Filtered-By: Mailman/MimeDel 3.3.10 X-Mailman-Version: 3.3.10 Precedence: list Reply-To: FFmpeg development discussions and patches Subject: [FFmpeg-devel] Re: [PATCH] avformat/whip: Fix rtp_ctx->streams access (PR #20805) List-Id: FFmpeg development discussions and patches Archived-At: Archived-At: List-Archive: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: From: Kieran Kunhya via ffmpeg-devel Cc: michaelni , Kieran Kunhya Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Archived-At: List-Archive: List-Post: On Fri, 31 Oct 2025, 17:06 michaelni via ffmpeg-devel, < ffmpeg-devel@ffmpeg.org> wrote: > PR #20805 opened by michaelni > URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/20805 > Patch URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/20805.patch > > Fixes: out of array access > No testcase > > Found-by: Joshua Rogers with ZeroPath > Signed-off-by: Michael Niedermayer > > > >From e01eb935a6b919d0bc4361e30a0ab00ff01783af Mon Sep 17 00:00:00 2001 > From: Michael Niedermayer > Date: Fri, 31 Oct 2025 18:00:11 +0100 > Subject: [PATCH] avformat/whip: Fix rtp_ctx->streams access > > Fixes: out of array access > No testcase > > Found-by: Joshua Rogers with ZeroPath > Signed-off-by: Michael Niedermayer > --- > libavformat/whip.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/libavformat/whip.c b/libavformat/whip.c > index a11fffb9c6..6a9b208f69 100644 > --- a/libavformat/whip.c > +++ b/libavformat/whip.c > @@ -1592,8 +1592,8 @@ static int create_rtp_muxer(AVFormatContext *s) > * therefore, we deactivate the extradata detection for the RTP > muxer. > */ > if (s->streams[i]->codecpar->codec_id == AV_CODEC_ID_H264) { > - av_freep(&rtp_ctx->streams[i]->codecpar->extradata); > - rtp_ctx->streams[i]->codecpar->extradata_size = 0; > + av_freep(&rtp_ctx->streams[0]->codecpar->extradata); > + rtp_ctx->streams[0]->codecpar->extradata_size = 0; > } > > buffer = av_malloc(buffer_size); > Both the original code and the fix are weird. Kieran > _______________________________________________ ffmpeg-devel mailing list -- ffmpeg-devel@ffmpeg.org To unsubscribe send an email to ffmpeg-devel-leave@ffmpeg.org