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 3DB9012C47C for ; Fri, 24 May 2024 15:10:42 +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=1716563443; cv=none; b=eVKUm05Im5ErwRzsIXUcZKj6Ms9Rw7+Xs0WHNf6Hyk+/oFeRW2Sk9zykGdHxeIPMFRrCusX4q7u8UFF0OOJBDb2fiQLlPFY/ep+3pTh6YMNe6us84U1QbXNXsKEkEHIqLvQyO+J79YTbhtTYJtXdF3x/L1WHw5aBMAf2K3xTZII= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716563443; c=relaxed/simple; bh=jQBhu2xIPczxkA7WAH59dTeXRTCarlRgBScuTXtVFqQ=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=YfbhEmYzGEdYhodOMfrqTKY/sVIPKfOs7di19GuPsFBNlwOwN31phZzddczG3RhIMATKl8dl5Tf5xyZlWH7JfGzjsNe0dnRA+IMIBfyH4zeJISY2yz1I5vcbncwwi7adxfwwSluY1sHKZ8ql7DMVXRrIUIu71dGuFsqSDJHCFLA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=NeXwRH2v; 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="NeXwRH2v" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 636E0C2BBFC; Fri, 24 May 2024 15:10:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1716563442; bh=jQBhu2xIPczxkA7WAH59dTeXRTCarlRgBScuTXtVFqQ=; h=From:To:Cc:Subject:Date:Reply-to:From; b=NeXwRH2vOSj6U28hmbsnPQ93rrFIUk+TT6YepV7OBpopP3kd8BTh4Q+zZAVgkInX9 x5UQXS9L0YAbzVl6MKsVueGBwo0uoeZMGO9P7ua34WhgIsiMC6sgE5ldcoVF5/dLC/ gIyId/2TgEIjZqSq9YYAaPNeDvWFfJ+M70/fwp38= From: Greg Kroah-Hartman To: linux-cve-announce@vger.kernel.org Cc: Greg Kroah-Hartman Subject: CVE-2021-47532: drm/msm/devfreq: Fix OPP refcnt leak Date: Fri, 24 May 2024 17:09:52 +0200 Message-ID: <2024052436-CVE-2021-47532-9eaf@gregkh> X-Mailer: git-send-email 2.45.1 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=1641; i=gregkh@linuxfoundation.org; h=from:subject:message-id; bh=jQBhu2xIPczxkA7WAH59dTeXRTCarlRgBScuTXtVFqQ=; b=owGbwMvMwCRo6H6F97bub03G02pJDGkBazdc/97eyVWRsHDLzbtugZI2lo6On8tFe13uZaw1O vTq3q8VHbEsDIJMDLJiiixftvEc3V9xSNHL0PY0zBxWJpAhDFycAjCRtBkMC66+r3Kbnf2D+XXB s0Lxphu/ft6On84wPznhYbDH9r3/tKK8LZ8ud24T3RHjAgA= 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: drm/msm/devfreq: Fix OPP refcnt leak The Linux kernel CVE team has assigned CVE-2021-47532 to this issue. Affected and fixed versions =========================== Issue introduced in 5.15 with commit 9bc95570175a and fixed in 5.15.7 with commit a4eb55901df1 Issue introduced in 5.15 with commit 9bc95570175a and fixed in 5.16 with commit 59ba1b2b4825 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-2021-47532 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/gpu/drm/msm/msm_gpu_devfreq.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/a4eb55901df1dce8c6944438bbdf57caf08911e2 https://git.kernel.org/stable/c/59ba1b2b4825342676300f66d785764be3fcb093