Namjae Jeon 53ff5cf891 ksmbd: fix race condition between session lookup and expire ... Thread A + Thread B ksmbd_session_lookup | smb2_sess_setup sess = xa_load | | | xa_erase(&conn->sessions, sess->id); | | ksmbd_session_destroy(sess) --> kfree(sess) | // UAF! | sess->last_active = jiffies | + This patch add rwsem to fix race condition between ksmbd_session_lookup and ksmbd_expire_session. Reported-by: luosili <rootlab@huawei.com> Signed-off-by: Namjae Jeon <linkinjeon@kernel.org> Signed-off-by: Steve French <stfrench@microsoft.com>		2023-10-04 20:21:48 -05:00
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mgmt	ksmbd: fix race condition between session lookup and expire	2023-10-04 20:21:48 -05:00
asn1.c	ksmbd: switch to use kmemdup_nul() helper	2023-08-29 12:30:19 -05:00
asn1.h
auth.c	ksmbd: fix slub overflow in ksmbd_decode_ntlmssp_auth_blob()	2023-08-29 12:30:20 -05:00
auth.h
connection.c	ksmbd: fix race condition between session lookup and expire	2023-10-04 20:21:48 -05:00
connection.h	ksmbd: fix race condition between session lookup and expire	2023-10-04 20:21:48 -05:00
crypto_ctx.c
crypto_ctx.h
glob.h
Kconfig	ksmbd: remove experimental warning	2023-09-03 21:06:36 -05:00
ksmbd_netlink.h	ksmbd: check if a mount point is crossed during path lookup	2023-07-23 10:25:11 -05:00
ksmbd_spnego_negtokeninit.asn1
ksmbd_spnego_negtokentarg.asn1
ksmbd_work.c	ksmbd: fix wrong interim response on compound	2023-08-29 12:30:19 -05:00
ksmbd_work.h	ksmbd: fix wrong interim response on compound	2023-08-29 12:30:19 -05:00
Makefile
misc.c
misc.h
ndr.c
ndr.h
nterr.h
ntlmssp.h
oplock.c	ksmbd: fix wrong DataOffset validation of create context	2023-08-29 12:30:20 -05:00
oplock.h
server.c	ksmbd: return invalid parameter error response if smb2 request is invalid	2023-09-21 14:41:06 -05:00
server.h
smb2misc.c	ksmbd: return invalid parameter error response if smb2 request is invalid	2023-09-21 14:41:06 -05:00
smb2ops.c
smb2pdu.c	ksmbd: fix passing freed memory 'aux_payload_buf'	2023-09-13 10:21:05 -05:00
smb2pdu.h	ksmbd: replace one-element array with flex-array member in struct smb2_ea_info	2023-08-29 12:30:20 -05:00
smb_common.c	ksmbd: add support for read compound	2023-08-29 12:30:19 -05:00
smb_common.h	ksmbd: fix out of bounds in init_smb2_rsp_hdr()	2023-07-23 10:25:11 -05:00
smbacl.c	ksmbd: remove unneeded mark_inode_dirty in set_info_sec()	2023-09-13 10:21:05 -05:00
smbacl.h
smbfsctl.h
smbstatus.h
transport_ipc.c	ksmbd: use kvzalloc instead of kvmalloc	2023-06-26 00:07:04 -05:00
transport_ipc.h
transport_rdma.c	ksmbd: reduce descriptor size if remaining bytes is less than request size	2023-08-29 12:30:20 -05:00
transport_rdma.h
transport_tcp.c
transport_tcp.h
unicode.c	fs/smb: Swing unicode common code from smb->NLS	2023-08-30 08:55:51 -05:00
unicode.h	fs/smb: Swing unicode common code from smb->NLS	2023-08-30 08:55:51 -05:00
vfs_cache.c	ksmbd: add mnt_want_write to ksmbd vfs functions	2023-06-16 21:04:19 -05:00
vfs_cache.h
vfs.c	ten ksmbd server fixes	2023-08-31 15:28:26 -07:00
vfs.h	ksmbd: add support for read compound	2023-08-29 12:30:19 -05:00
xattr.h