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[73.202.227.126]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-306dd1859e9sm4265767a91.43.2025.04.10.15.16.53 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 10 Apr 2025 15:16:54 -0700 (PDT) Message-ID: <23e31f9f-4465-45c1-8919-c5d43034d33e@oss.qualcomm.com> Date: Thu, 10 Apr 2025 15:16:53 -0700 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] wifi: ath12k: Fix buffer overflow in debugfs To: Dan Carpenter , Dinesh Karthikeyan Cc: Jeff Johnson , Kalle Valo , Ramya Gnanasekar , linux-wireless@vger.kernel.org, ath12k@lists.infradead.org, linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org References: <35daefbd-d493-41d9-b192-96177d521b40@stanley.mountain> From: Jeff Johnson Content-Language: en-US In-Reply-To: <35daefbd-d493-41d9-b192-96177d521b40@stanley.mountain> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=VbH3PEp9 c=1 sm=1 tr=0 ts=67f84358 cx=c_pps a=0uOsjrqzRL749jD1oC5vDA==:117 a=e70TP3dOR9hTogukJ0528Q==:17 a=IkcTkHD0fZMA:10 a=XR8D0OoHHMoA:10 a=VwQbUJbxAAAA:8 a=eavArjg6gjGuu_xFX0IA:9 a=QEXdDO2ut3YA:10 a=mQ_c8vxmzFEMiUWkPHU9:22 X-Proofpoint-GUID: dA1Bb6OJ6yjniGDEj4IgsnrtdPE7pz75 X-Proofpoint-ORIG-GUID: dA1Bb6OJ6yjniGDEj4IgsnrtdPE7pz75 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1095,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-04-10_07,2025-04-10_01,2024-11-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 phishscore=0 impostorscore=0 suspectscore=0 adultscore=0 spamscore=0 clxscore=1015 malwarescore=0 priorityscore=1501 bulkscore=0 mlxscore=0 mlxlogscore=762 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2502280000 definitions=main-2504100162 On 4/9/2025 4:01 AM, Dan Carpenter wrote: > If the user tries to write more than 32 bytes then it results in memory > corruption. Fortunately, this is debugfs so it's limitted to root users. I've fixed this in the 'pending' branch: WARNING:TYPO_SPELLING: 'limitted' may be misspelled - perhaps 'limited'? https://git.kernel.org/pub/scm/linux/kernel/git/ath/ath.git/commit/?h=pending&id=b49ee0380e07efa34bdc4b012df22842b7fe2825 /jeff