From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by master.gitmailbox.com (Postfix) with ESMTP id 539EE491DB for ; Sun, 4 Aug 2024 14:23:26 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id BF9E168D918; Sun, 4 Aug 2024 17:23:23 +0300 (EEST) Received: from relay7-d.mail.gandi.net (relay7-d.mail.gandi.net [217.70.183.200]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id AD77568D7B0 for ; Sun, 4 Aug 2024 17:23:17 +0300 (EEST) Received: by mail.gandi.net (Postfix) with ESMTPSA id CA02520002 for ; Sun, 4 Aug 2024 14:23:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=niedermayer.cc; s=gm1; t=1722781396; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=h8L4/6w2TQNY6fsoTWhIqPZ3wHV1JF1fkOj+kQ2nC2Y=; b=d7gFbjwpKB3soeNBoeptJGrJkqJ2gp9OEmxS824voPT5UuMujQTlG7R0hwyxf1TLK55/Ly uZyhV+cc2UpwiLoZ3uK5A3WozIOfb+VyIs/273XyPyvBoItXa6svban5YKl7S/OqvJByAv FIgEkkxJHlgrL1xChvlqR681z8+zCkbH4k9GK3lfFtlUwW4mo5LzyatBEuAJSkTQJb5i7A 5uKk6YqpiG+l2rp3hHV4VcqVwHZaz8igtNgGyFfHNrerQVdYSKrmQP4nv+bkFDUIHAehWJ 0eNsZ2hyqKmV1Q3pV8ruafZtumfQTuy4RSBCR6l9Ht4dtCmhUKXh4rdO9bxpVA== From: Michael Niedermayer To: FFmpeg development discussions and patches Date: Sun, 4 Aug 2024 16:23:12 +0200 Message-ID: <20240804142315.1430389-1-michael@niedermayer.cc> X-Mailer: git-send-email 2.45.2 MIME-Version: 1.0 X-GND-Sasl: michael@niedermayer.cc Subject: [FFmpeg-devel] [PATCH 1/4] bsf/media100_to_mjpegb: Clear output buffer padding X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: Fixes: use-of-uninitialized-value Fixes: 70855/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MEDIA100_fuzzer-5537446610141184 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- libavcodec/bsf/media100_to_mjpegb.c | 1 + 1 file changed, 1 insertion(+) diff --git a/libavcodec/bsf/media100_to_mjpegb.c b/libavcodec/bsf/media100_to_mjpegb.c index 6e117ae20fb..4b2dc1a35ac 100644 --- a/libavcodec/bsf/media100_to_mjpegb.c +++ b/libavcodec/bsf/media100_to_mjpegb.c @@ -148,6 +148,7 @@ second_field: AV_WB32(out->data + second_field_offset + 36, sod_offset[1] - second_field_offset); out->size = bytestream2_tell_p(&pb); + memset(out->data + out->size, 0, AV_INPUT_BUFFER_PADDING_SIZE); ret = av_packet_copy_props(out, in); if (ret < 0) -- 2.45.2 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".