linux/net/vmw_vsock
Hyunwoo Kim 44d29897ea vsock/virtio: Initialization of the dangling pointer occurring in vsk->trans
commit 6ca575374d upstream.

During loopback communication, a dangling pointer can be created in
vsk->trans, potentially leading to a Use-After-Free condition.  This
issue is resolved by initializing vsk->trans to NULL.

Cc: stable <stable@kernel.org>
Fixes: 06a8fc7836 ("VSOCK: Introduce virtio_vsock_common.ko")
Signed-off-by: Hyunwoo Kim <v4bel@theori.io>
Signed-off-by: Wongi Lee <qwerty@theori.io>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Message-Id: <2024102245-strive-crib-c8d3@gregkh>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
History 2024-11-14 13:15:19 +01:00
..
af_vsock.c vsock: read from socket's error queue 2023-11-28 17:06:56 +00:00
af_vsock_tap.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
diag.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 321 2019-06-05 17:37:05 +02:00
hyperv_transport.c hv_sock: Initializing vsk->trans to NULL to prevent a dangling pointer 2024-11-14 13:15:19 +01:00
Kconfig vsock: add vsock_loopback transport 2019-12-11 15:01:23 -08:00
Makefile vsock: add vsock_loopback transport 2019-12-11 15:01:23 -08:00
virtio_transport.c vsock/virtio: fix packet delivery to tap device 2024-04-10 16:28:25 +02:00
virtio_transport_common.c vsock/virtio: Initialization of the dangling pointer occurring in vsk->trans 2024-11-14 13:15:19 +01:00
vmci_transport.c net: vmw_vsock: vmci: Check memcpy_from_msg() 2022-12-31 13:32:26 +01:00
vmci_transport.h vsock: handle buffer_size sockopts in the core 2019-11-14 18:12:18 -08:00
vmci_transport_notify.c vmci/vsock: check SO_RCVLOWAT before wake up reader 2022-08-23 10:43:12 +02:00
vmci_transport_notify.h vsock: remove include/linux/vm_sockets.h file 2019-11-14 18:12:17 -08:00
vmci_transport_notify_qstate.c vmci/vsock: check SO_RCVLOWAT before wake up reader 2022-08-23 10:43:12 +02:00
vsock_addr.c vsock_addr: Check for supported flag values 2020-12-14 19:33:39 -08:00
vsock_loopback.c vsock/loopback: use only sk_buff_head.lock to protect the packet queue 2023-11-20 11:52:19 +01:00