From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C9C611DC753 for ; Mon, 21 Oct 2024 20:10:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729541437; cv=none; b=h9ahJ/S8RRwbLx1+khrA1+Ct3gcoVezY1huHF+MrlODvCsh5F+e6JmES+SK+StIsnsvYTepo0z4o2xk/zPjFqvsE0ukGaw++lptK/zGGH/Ve1/xd9gg3eVZCEZYg+PACnW9so2QfKw9R5Ep38scj5lZw64suLUDpR+XHhehIdIM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729541437; c=relaxed/simple; bh=oGkGLPZhThSUOw4ZvEb5hpaeIyMMRDjTmdzMPtFPdlE=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=f87WuE0kfCi4Aju03k91miPHT8aM7oz0fv+DVOizkhC9SxpoUVzznTXhOv1hV7EQ+/5wcEHu0DGT9eHtHVYL+RFH4OYkZLBILYztxkWCYL+KtG28vG6zPdacKPdr3vBMNbYOvaZ5T6YEkLtXTCYJzqAfjibaeX0wbiAAHu8EvMY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=oN4sKPAf; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="oN4sKPAf" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 49FDFC4CEC3; Mon, 21 Oct 2024 20:10:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1729541437; bh=oGkGLPZhThSUOw4ZvEb5hpaeIyMMRDjTmdzMPtFPdlE=; h=From:To:Cc:Subject:Date:Reply-to:From; b=oN4sKPAfcPY2w7R6gENltd1WnJW0LNzA2tUWqC3kYlrUUm/En+tI1M5ssF+FR1Emd 50h1P/q2NLS/vhKI4nDcUHJzzs3rkvjmby2de+jXCqx8J1Qyv4Udv6rYlLE9/urcfN b64TziGL9YoSCRZcHgDjrUhLBjTnA5WjdhW8IUfc= From: Greg Kroah-Hartman To: linux-cve-announce@vger.kernel.org Cc: Greg Kroah-Hartman Subject: CVE-2022-48964: ravb: Fix potential use-after-free in ravb_rx_gbeth() Date: Mon, 21 Oct 2024 22:05:56 +0200 Message-ID: <2024102143-CVE-2022-48964-8230@gregkh> X-Mailer: git-send-email 2.47.0 Precedence: bulk X-Mailing-List: linux-cve-announce@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Reply-to: , X-Developer-Signature: v=1; a=openpgp-sha256; l=1792; i=gregkh@linuxfoundation.org; h=from:subject:message-id; bh=oGkGLPZhThSUOw4ZvEb5hpaeIyMMRDjTmdzMPtFPdlE=; b=owGbwMvMwCRo6H6F97bub03G02pJDOliW8TnLco1VL07T873hIXgoYA6lsfzxFdP487Jco1eF aDlfFqpI5aFQZCJQVZMkeXLNp6j+ysOKXoZ2p6GmcPKBDKEgYtTACZi7sYwP0X9+KK1Wo/Lti8+ cm6Vz4b8p53aXxkWLLx1qbLrKcu+D2E7xJnjl3uwxHxIBAA= X-Developer-Key: i=gregkh@linuxfoundation.org; a=openpgp; fpr=F4B60CC5BF78C2214A313DCB3147D40DDB2DFB29 Content-Transfer-Encoding: 8bit Description =========== In the Linux kernel, the following vulnerability has been resolved: ravb: Fix potential use-after-free in ravb_rx_gbeth() The skb is delivered to napi_gro_receive() which may free it, after calling this, dereferencing skb may trigger use-after-free. The Linux kernel CVE team has assigned CVE-2022-48964 to this issue. Affected and fixed versions =========================== Issue introduced in 5.16 with commit 1c59eb678cbd and fixed in 6.0.13 with commit e63c681494dc Issue introduced in 5.16 with commit 1c59eb678cbd and fixed in 6.1 with commit 5a5a3e564de6 Please see https://www.kernel.org for a full list of currently supported kernel versions by the kernel community. Unaffected versions might change over time as fixes are backported to older supported kernel versions. The official CVE entry at https://cve.org/CVERecord/?id=CVE-2022-48964 will be updated if fixes are backported, please check that for the most up to date information about this issue. Affected files ============== The file(s) affected by this issue are: drivers/net/ethernet/renesas/ravb_main.c Mitigation ========== The Linux kernel CVE team recommends that you update to the latest stable kernel version for this, and many other bugfixes. Individual changes are never tested alone, but rather are part of a larger kernel release. Cherry-picking individual commits is not recommended or supported by the Linux kernel community at all. If however, updating to the latest release is impossible, the individual changes to resolve this issue can be found at these commits: https://git.kernel.org/stable/c/e63c681494dcc0527c625a0a4f59bf10259f5ee0 https://git.kernel.org/stable/c/5a5a3e564de6a8db987410c5c2f4748d50ea82b8