From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 DAE2927A47F; Fri, 3 Jul 2026 04:07:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783051644; cv=none; b=O+qug34lb+R6G6oCdFt4Lh2+gVSOloIDIoNIWAGXWzjG5HFEOkIdJ/41QorAOEokjGKD236UMENIu62LGVC3p/OaCmaBuBwPHl1zRgIZOCMS35pkUk8vwQCrptox5fV84jDnexOTAjNwUj2+pKTQC0aQcEGftat9o29xwpfElOY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783051644; c=relaxed/simple; bh=8JFptKc5F1Mtqu5EgsatieyuDF4OD9UTfmykO8s11wo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Y3x7MhCs3F7hTx0WYEekowjvknIO6k2efSzUhv15Gf/VkL3dBgsomDFgj20QXB4Z5dYXwpyQvqPn5LYeCi+La+27lE6ygZD5O8bioMpEqWL+YvU4kE15dBxxo4EHXQpOgYR1ZGWSRXLtiFj5I/FTG05GrApOKSWXcoQrzMiJ56A= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=UJVLSJwM; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="UJVLSJwM" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 054B61F00A3D; Fri, 3 Jul 2026 04:07:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1783051633; bh=Tq3FGAxT2PbVeWRTb1xowyXXk6WxyiKSyiEU9oJBico=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=UJVLSJwMwLi0BtqUqqelFCmJ2L1eD4eM1AVRbNVMrvKURAEv7Qjn9Qu4snWGpVZRj lCBo1uxfbiYPuxu6G+hdcKOlDf22ygQ2XFhL5rqOJ7jCxAmKC95W9+yFn2CRT36iTr eALt9s47J0or3qVGNlQaq7cXWzbD48yEtft8YIsOr7ZnskHfr6iNPSsJ+P062NYk7d UqVyFcOKp/rjUrmE0KBJdlU6xpB3Z/ynGKyPX7XL5MJ+Auk/5lIh3ZNVmbhW8PMSU4 z7xW2whT4rRm5ve2VxVNKEW4DkCTUdCXmoi0HaDn2KtZWqECRysSTk+dY/9wkk57Rm dpx9BsDB3Sx6w== From: Sasha Levin To: stable@vger.kernel.org, Greg Kroah-Hartman Cc: Sasha Levin , Mikhail Dmitrichenko , Peter Chen , Pawel Laszczak , Roger Quadros , Felipe Balbi , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, Peter Chen , Roger Quadros , lvc-project@linuxtesting.org, stable , Yongchao Wu Subject: Re: [PATCH 5.10] usb: cdns3: gadget: fix NULL pointer dereference in ep_queue Date: Fri, 3 Jul 2026 00:07:00 -0400 Message-ID: X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260702102018.48182-1-mdmitrichenko@astralinux.ru> References: <20260702102018.48182-1-mdmitrichenko@astralinux.ru> Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit On Thu, Jul 02, 2026 at 01:20:17PM +0300, Mikhail Dmitrichenko wrote: > From: Yongchao Wu > > commit 7f6f127b9bc34bed35f56faf7ecb1561d6b39000 upstream. > > When the gadget endpoint is disabled or not yet configured, the ep->desc > pointer can be NULL. This leads to a NULL pointer dereference when > __cdns3_gadget_ep_queue() is called, causing a kernel crash. Queued up for 5.10.y, thanks! -- Thanks, Sasha