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Thu, 19 Mar 2020 17:42:56 +0000 (UTC) From: P J P To: Jason Wang Subject: [PATCH v5 0/3] net: tulip: add checks to avoid OOB access Date: Thu, 19 Mar 2020 23:10:47 +0530 Message-Id: <20200319174050.759794-1-ppandit@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 63.128.21.74 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Prasad J Pandit , Stefan Hajnoczi , Sven Schnelle , Qemu Developers , Li Qiang , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Ziming Zhang Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" From: Prasad J Pandit Hello, * This series adds checks to avoid potential OOB access and infinite loop issues while processing rx/tx data. * Tulip tx descriptors are capped at 128 to avoid infinite loop in tulip_xmit_list_update(), wrt Tulip kernel driver -> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/drivers/net/ethernet/dec/tulip/tulip.h#n319 * Update v3: add .can_receive routine -> https://lists.gnu.org/archive/html/qemu-devel/2020-02/msg06275.html * Update v4: flush queued packets once they are received -> https://lists.gnu.org/archive/html/qemu-devel/2020-03/msg05868.html * Update v5: fixed a typo in patch commit message -> https://lists.gnu.org/archive/html/qemu-devel/2020-03/msg06209.html Thank you. --- Prasad J Pandit (3): net: tulip: check frame size and r/w data length net: tulip: add .can_receive routine net: tulip: flush queued packets post receive hw/net/tulip.c | 51 +++++++++++++++++++++++++++++++++++++++++--------- 1 file changed, 42 insertions(+), 9 deletions(-) -- 2.25.1