From patchwork Wed May 29 22:14:09 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?q?Tomas_H=C3=A4rdin?= X-Patchwork-Id: 49371 Delivered-To: ffmpegpatchwork2@gmail.com Received: by 2002:a59:8f0d:0:b0:460:55fa:d5ed with SMTP id i13csp952645vqu; Wed, 29 May 2024 15:14:20 -0700 (PDT) X-Forwarded-Encrypted: i=2; AJvYcCXuebDx1Ao1GCRG75CqSiCaI1XAqYggyyktosM1g4IIEL33pE12lW3twZ74NiYoyQ5I9lkhwwVrL07rfnQyWVpnv3rTiMzyB9XdhQ== X-Google-Smtp-Source: AGHT+IG2naKeq2D37EGOom/+DpF7tOsJhPmluJ5vlKXaSgyTVO1gQR80tmcetupKfrtGfFQWqZz4 X-Received: by 2002:a17:906:30cb:b0:a64:a80c:1f26 with SMTP id a640c23a62f3a-a65e8f7c4a3mr24005366b.45.1717020859751; Wed, 29 May 2024 15:14:19 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1717020859; cv=none; d=google.com; s=arc-20160816; b=OApoU6XRuoQpGg8hoe1/Kq/eUqOQ6WVUvzEIDrq3Yw0ECVNcy3qfxtxoLVH64ITlbj 5c76XHQ0d1VxKvQ1CC5tnwovPoe9NaUziQs2iJECUS+C3sPKy3X+QXL8dJtS08pA9EuE o/7nO9Ha4Bu1FJlCurnStIPXX4M8zW854D6JTfeoSqmRxXF3ry8HTFK6vQwUX6objtPt be9sNWR24PJCZzSjyn/+1Cn1NWVuQcLP4SFaZ6HPsPAszwO1ZXe7cQj85nJ3K1aXl5IA kfUYAHlwX9NIovU1tj9QoclrLRCHcBda1exJR+p9wYoeOhd9RZs1ofiCfDhiFRBpbYbl IAAg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=sender:errors-to:reply-to:list-subscribe:list-help:list-post :list-archive:list-unsubscribe:list-id:precedence:subject :mime-version:user-agent:references:in-reply-to:date:to:from :message-id:delivered-to; bh=z0q77QIH9pEH5sC77iwGeCDhhlWrZPBehSdhJx8ewr4=; fh=e5zN9xSzcxLA6bGo3lF+CqTbY/oLwzApV03EO/RBfgQ=; b=Jm3h+VdF/QQF5cCCFWi7kPDrvquyWSdcKM8bZMbwZp6MCQ6VzOkQpJIKNOACGG4FDF eUadvVTw0U6WJLLpDloC6wM+2j5u5FDNUNP1VW4NLvGPxhAfHYXSuZ5BVyhTiirFyXnk Tt0LBUGxAqF53hvfkBtMH+HbU062NQ0xmhg/Go54+3ZUxiVsgO5WImcA2PeNEfM3d/nN vsjxe+u864oT5ClPOC+rGoeilwpLXEEniQEQaELarFvetYbJgFqQSP7OfmAP4yrd1PbU ZKEPWFAn0eezGO3YiCB+pQZQP/0nPDJypoLvP1AMbxaLBmeLp0BvIjhMCx96dOOX9Rzc 6Ajg==; dara=google.com 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 a640c23a62f3a-a62c6482ae4si486559466b.157.2024.05.29.15.14.19; Wed, 29 May 2024 15:14:19 -0700 (PDT) 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 35AE968D428; Thu, 30 May 2024 01:14:17 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from glom.nmugroup.com (glom.nmugroup.com [193.183.80.6]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 0E2F168BFFF for ; Thu, 30 May 2024 01:14:11 +0300 (EEST) Received: from localhost (localhost [127.0.0.1]) by glom.nmugroup.com (Postfix) with ESMTP id 73ACD54292DE for ; Thu, 30 May 2024 00:14:10 +0200 (CEST) Received: from debian.lan (unknown [IPv6:2a00:66c0:a::72c]) (Authenticated sender: git01) by glom.nmugroup.com (Postfix) with ESMTPSA id 367B25429274 for ; Thu, 30 May 2024 00:14:09 +0200 (CEST) Message-ID: <653b59c05d14ef9a5574331a0ecd4004a0266b50.camel@haerdin.se> From: Tomas =?iso-8859-1?q?H=E4rdin?= To: FFmpeg development discussions and patches Date: Thu, 30 May 2024 00:14:09 +0200 In-Reply-To: <27e5f614496e729f68326a31c3ac70d5923cfa97.camel@haerdin.se> References: <27e5f614496e729f68326a31c3ac70d5923cfa97.camel@haerdin.se> User-Agent: Evolution 3.46.4-2 MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH 3/5] lavu/common.h: Fix UB in av_clip_uintp2_c() 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 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" X-TUID: DDUzJXZcg3Nl From f81730f8facc54ef23df79ac8d33075403b4f76f Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Tomas=20H=C3=A4rdin?= Date: Thu, 16 May 2024 16:37:58 +0200 Subject: [PATCH 3/5] lavu/common.h: Fix UB in av_clip_uintp2_c() Found by value analysis --- libavutil/common.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavutil/common.h b/libavutil/common.h index 715f0a594c..8a3c4d2fcf 100644 --- a/libavutil/common.h +++ b/libavutil/common.h @@ -278,8 +278,8 @@ static av_always_inline av_const int av_clip_intp2_c(int a, int p) */ static av_always_inline av_const unsigned av_clip_uintp2_c(int a, int p) { - if (a & ~((1<> 31 & ((1<> 31 & ((1U<