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([187.13.30.172]) by smtp.gmail.com with ESMTPSA id ada2fe7eead31-7b39b159055sm2319867137.3.2026.09.26.07.09.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 26 Sep 2026 07:09:17 -0700 (PDT) From: Aldo Ariel Panzardo To: gregkh@linuxfoundation.org, rafael@kernel.org, dakr@kernel.org Cc: driver-core@lists.linux.dev, linux-kernel@vger.kernel.org, stable@vger.kernel.org, Aldo Ariel Panzardo Subject: [PATCH v3 0/2] debugfs: fix UAF and double-free in debugfs_str read/write Date: Sat, 26 Sep 2026 11:09:03 -0300 Message-ID: <20260926140903.1077151-1-qwe.aldo@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <2026092647-ebony-unlatch-d3d0@gregkh> References: <2026092647-ebony-unlatch-d3d0@gregkh> Precedence: bulk X-Mailing-List: driver-core@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit v3: regenerate patches with git format-patch against current mainline (v2 Failed to apply due to an incorrect manual edit.). No code changes from v2. v2: split into two patches, add Assisted-by tag, include KASAN splat. https://lore.kernel.org/driver-core/ v1: https://lore.kernel.org/driver-core/20260925175831.3701812-1-qwe.aldo@gmail.com/ Aldo Ariel Panzardo (2): debugfs: fix use-after-free in debugfs_read_file_str() debugfs: serialize concurrent writers in debugfs_write_file_str() fs/debugfs/file.c | 41 +++++++++++++++++++---------------------- 1 file changed, 19 insertions(+), 22 deletions(-) -- 2.43.0