From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wr1-f74.google.com (mail-wr1-f74.google.com [209.85.221.74]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2D3633451C6 for ; Tue, 16 Jun 2026 07:54:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.221.74 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781596492; cv=none; b=jYmRvcxnsm/gppbcm9dZeSB8CuvxVsLZYSwlBQex17GxHhoyHWvaid7kbgg0IWPSyA3CSB7hz98f+BZBe5lrLh9m6ovLZmmGMnYhAOBCVII3iDQVmsZ19W1aYpKK0OhmGm93DVwVDk6TyU1HWVR49RbF6dsMbw7Ne8OFmfl0LIg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781596492; c=relaxed/simple; bh=h+KjfR3khTezJLRq1Wig+/Rv1E7Jz9/V8dWlgA5MsII=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=El49nNI2FcDFp63wLfiOCLrPL3vvwIRBA5JzyccPUPc/tSV4LuORZ8cyi1IxUT/jUSLcdIeG3NHlWUq2mBEiH57NTBDvMRglNRJRkEaf+LzttSAxjvz9DtmOzQjSR3SVic2aBRwzygiu/oareqnee/QZajNSBz8RQUbc9YINEVA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--jackmanb.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=dL6HbGXz; arc=none smtp.client-ip=209.85.221.74 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--jackmanb.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="dL6HbGXz" Received: by mail-wr1-f74.google.com with SMTP id ffacd0b85a97d-45ef697092fso3009665f8f.1 for ; Tue, 16 Jun 2026 00:54:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1781596489; x=1782201289; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=h+KjfR3khTezJLRq1Wig+/Rv1E7Jz9/V8dWlgA5MsII=; b=dL6HbGXz6shEum9to7ipnox9gGPmFikWoFujrmt1gviMqCEJwdXipPC23WWaXlhs7g 1KPRXvFVaFtHrjotkey0xU4w4sgE4dVw/vs+NY6TQAY0hjQpvAPeoL1KSqzKSc65axkk khdSaD9FsaDqx9inoQxRZZPDvJ3e0XcLiuSxoJ8ccO2IoUrpkwyXGT872N5KfY6H+I24 /PKNj5FJ93i6xL1LujC3Y5KCx64VPBiRNn6WDO5BIyRXq5Pv56z9oRTrbf/9XTO2RYWD unc2WvU2UQSs24p9bPn63QfTJBBAVfFgx4e2iKJ/+ezUQJIqCaDFg7EWZgOvXvUAQT6I gVyg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1781596489; x=1782201289; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=h+KjfR3khTezJLRq1Wig+/Rv1E7Jz9/V8dWlgA5MsII=; b=aX9ega398NQfKSgC+51+7q+hp/1KTLLvAElXNL0k8zADr7JwAZJsFm/8cfBE5eyOBp mK9/zlAdiw/3DGQQ02JtYODbT/epcnATp3VVEEPrGyjXV5hYoDINSE1vMZ6rsnmig6NU I8IgNu5ldaKK5KNOF1U8fFhkhyf5AR1pTVGpbrD6hFZi7KDIjSn2t95eQoyYUxRYB+JE nAFy7r1j8QwPwQiARhcOYQqbd07NsYLCdsmliLJiMP9tyniXe0HfqNhkmFFH5UtCt//c xNF1cxZ3+Jq7NjkcUUAGnHu11Nze3jFdEMiONW4VWxkExa4IwPO6AuMxBUwKUbMZZzKp EJlw== X-Forwarded-Encrypted: i=1; AFNElJ/UGOCob6oyM7apFHHC8rfvq143Y37DTNMj3XrU8lvO28GhzwsOBM7TeqYiM7rHz5vxrf01LwturjzrtNI=@vger.kernel.org X-Gm-Message-State: AOJu0YxmjHTDl8kk/fbJi8JeBmIrkoBmT82klXMQ8GYU9bvegWUFlGVL wRPAq63YdMX7Zo5BTaSZk9f08otCG0CBk7P+jjhGthSI8VUowi4TLnoimwSRKnrXz7oGY4nF4CU tVnwYfWgv2r9xgw== X-Received: from wrov2.prod.google.com ([2002:adf:edc2:0:b0:45e:ede6:d55a]) (user=jackmanb job=prod-delivery.src-stubby-dispatcher) by 2002:a05:6000:40cf:b0:446:db72:e8ec with SMTP id ffacd0b85a97d-4606dbdf6b3mr26400783f8f.23.1781596489115; Tue, 16 Jun 2026 00:54:49 -0700 (PDT) Date: Tue, 16 Jun 2026 07:54:43 +0000 In-Reply-To: <2026052828-CVE-2026-46174-e399@gregkh> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <2026052828-CVE-2026-46174-e399@gregkh> X-Mailer: git-send-email 2.54.0 Message-ID: <20260616075443.487120-1-jackmanb@google.com> Subject: Re: CVE-2026-46174: x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache From: Brendan Jackman To: gregkh@linuxfoundation.org Cc: cve@kernel.org, gregkh@kernel.org, linux-cve-announce@vger.kernel.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Hi Greg, This is https://nvd.nist.gov/vuln/detail/cve-2025-54518 right? I suppose we shouldn't have a separate CVE for the kernel patch. On the other hand I dunno if this actually matters very much. Cheers, Brendan