From patchwork Sun Mar 5 11:43:45 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Niedermayer X-Patchwork-Id: 40584 Delivered-To: ffmpegpatchwork2@gmail.com Received: by 2002:a05:6a20:d046:b0:cd:afd7:272c with SMTP id hv6csp2128586pzb; Sun, 5 Mar 2023 03:43:58 -0800 (PST) X-Google-Smtp-Source: AK7set87hM6pfGlrKMNEnabRhsCxKW2x4sFi7ghH4F5EAALYkgq4zChGfzlaa0+1Ac3Rlb9ByxSI X-Received: by 2002:a17:907:1909:b0:8b1:304b:8e2c with SMTP id ll9-20020a170907190900b008b1304b8e2cmr7843093ejc.0.1678016637893; Sun, 05 Mar 2023 03:43:57 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1678016637; cv=none; d=google.com; s=arc-20160816; b=tmgOXUutPMn1oQuEWfyp3iqNR3Eu9ehZ0kYoQPY1z+GcyWtIHKTTSED23kIC7jqo/6 Rk9Ik9i99SK9NGxivQnvQ4v8AEgYn9o+MoyRAuhgGSsHxzfjZV94baLlqympxYqYNHf4 zTRAs3jTs8J7UPXNU9tA/uMTbsvRcsFU5kEaw5jJzNfCkI/ZMotMoOY5y9Cy+5ra4043 ZAzoYVxkPV8y+N3EGEktlDXBKcXT7dLWQgA75UWygv1Leaqjv9MeaIbOgU9xZTRRT7D5 RhkvxfwVozWOAuogfiedgwI5xMrP38jkV3w5p5kqkSn7O6fs+E58HM4BCpiv2u1kEdGD V1nA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=sender:errors-to:content-transfer-encoding:mime-version:reply-to :list-subscribe:list-help:list-post:list-archive:list-unsubscribe :list-id:precedence:subject:message-id:date:to:from:delivered-to; bh=8wiUbAjzfEEkw+uJzf6ikkleC7yANwwN5G4RPQ1QWAY=; b=iy0FtVRd5/RwwB2QPJc0mrBttWWKRx6ihUM6P+flDQ9ySCE7QNjf9ThE8TcPtmPw1C pl7bnXjZSYepaiIQMgN+Pp7OOyJAGoWD7b4p0+zhKAoRBNZWhfATt5PYCUK8nSaFI2mO QdYCEh2WR4VKYIBtUZIJDmDKUDZf/8EgRKKFA3kpcBFmQ6YvCZV1dv83ECZepURHa/sL 0mGmC8npg9awhhfJtIzJok9DSxMXdNOaV/ThT599MUxisybNFd3HlpAGODjFSkcWvLF1 NjYvywPez+qLxh9VjQhtTMvGDdj9lyL3Lhlbaf/FWLQRUfrZO49ucDVAadnXECOe67Nd jUdQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) smtp.mailfrom=ffmpeg-devel-bounces@ffmpeg.org Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org. [79.124.17.100]) by mx.google.com with ESMTP id dc19-20020a170906c7d300b008d31ee60999si6381861ejb.447.2023.03.05.03.43.57; Sun, 05 Mar 2023 03:43:57 -0800 (PST) Received-SPF: pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) client-ip=79.124.17.100; Authentication-Results: mx.google.com; spf=pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) smtp.mailfrom=ffmpeg-devel-bounces@ffmpeg.org Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 43C7B68B3BA; Sun, 5 Mar 2023 13:43:55 +0200 (EET) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from relay3-d.mail.gandi.net (relay3-d.mail.gandi.net [217.70.183.195]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 61A7468A661 for ; Sun, 5 Mar 2023 13:43:48 +0200 (EET) Received: (Authenticated sender: michael@niedermayer.cc) by mail.gandi.net (Postfix) with ESMTPSA id 855A860005 for ; Sun, 5 Mar 2023 11:43:47 +0000 (UTC) From: Michael Niedermayer To: FFmpeg development discussions and patches Date: Sun, 5 Mar 2023 12:43:45 +0100 Message-Id: <20230305114346.19875-1-michael@niedermayer.cc> X-Mailer: git-send-email 2.17.1 Subject: [FFmpeg-devel] [PATCH 1/2] avcodec/rka: use 64bit for srate_pad computation 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 MIME-Version: 1.0 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" X-TUID: XM8JNOBYvjgA Fixes: left shift of 538976288 by 13 places cannot be represented in type 'int' Fixes: 56148/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_RKA_fuzzer-6257370708967424 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- libavcodec/rka.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/rka.c b/libavcodec/rka.c index 2212e3f930..1e6a48568d 100644 --- a/libavcodec/rka.c +++ b/libavcodec/rka.c @@ -207,7 +207,7 @@ static int chctx_init(RKAContext *s, ChContext *c, c->bprob[0] = s->bprob[0]; c->bprob[1] = s->bprob[1]; - c->srate_pad = (sample_rate << 13) / 44100 & 0xFFFFFFFCU; + c->srate_pad = ((int64_t)sample_rate << 13) / 44100 & 0xFFFFFFFCU; c->pos_idx = 1; for (int i = 0; i < FF_ARRAY_ELEMS(s->bprob[0]); i++)