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[89.74.12.251]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-521f38d33easm1795199e87.122.2024.05.13.07.20.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 13 May 2024 07:20:04 -0700 (PDT) From: =?utf-8?q?Kacper_Michaj=C5=82ow?= To: ffmpeg-devel@ffmpeg.org Date: Mon, 13 May 2024 16:18:53 +0200 Message-ID: <20240513141853.327-1-kasper93@gmail.com> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH v2] avformat/data_uri: Fix base64 decode buffer size calculation 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 Cc: =?utf-8?q?Kacper_Michaj=C5=82ow?= Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" X-TUID: 1TeNcXmh6UFE Signed-off-by: Kacper Michajłow --- libavformat/data_uri.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/data_uri.c b/libavformat/data_uri.c index 3868a19630..5991ad4ed4 100644 --- a/libavformat/data_uri.c +++ b/libavformat/data_uri.c @@ -73,7 +73,7 @@ static av_cold int data_open(URLContext *h, const char *uri, int flags) data++; in_size = strlen(data); if (base64) { - size_t out_size = 3 * (in_size / 4) + 1; + size_t out_size = AV_BASE64_DECODE_SIZE(in_size); if (out_size > INT_MAX || !(ddata = av_malloc(out_size))) return AVERROR(ENOMEM);