linux-stable/security
Christian Göttsche 37801a36b4 selinux: avoid dereference of garbage after mount failure
In case kern_mount() fails and returns an error pointer return in the
error branch instead of continuing and dereferencing the error pointer.

While on it drop the never read static variable selinuxfs_mount.

Cc: stable@vger.kernel.org
Fixes: 0619f0f5e3 ("selinux: wrap selinuxfs state")
Signed-off-by: Christian Göttsche <cgzones@googlemail.com>
Signed-off-by: Paul Moore <paul@paul-moore.com>
2024-04-01 23:32:35 -04:00
..
apparmor lsm: use 32-bit compatible data types in LSM syscalls 2024-03-14 11:31:26 -04:00
bpf lsm: mark the lsm_id variables are marked as static 2023-11-12 22:54:42 -05:00
integrity lsm/stable-6.9 PR 20240312 2024-03-12 20:03:34 -07:00
keys ima: Move to LSM infrastructure 2024-02-15 23:43:46 -05:00
landlock landlock: Use f_cred in security_file_open() hook 2024-03-08 18:22:16 +01:00
loadpin lsm: mark the lsm_id variables are marked as static 2023-11-12 22:54:42 -05:00
lockdown LSM: Identify modules by more than name 2023-11-12 22:54:42 -05:00
safesetid lsm: mark the lsm_id variables are marked as static 2023-11-12 22:54:42 -05:00
selinux selinux: avoid dereference of garbage after mount failure 2024-04-01 23:32:35 -04:00
smack lsm: use 32-bit compatible data types in LSM syscalls 2024-03-14 11:31:26 -04:00
tomoyo tomoyo: fix UAF write bug in tomoyo_write_control() 2024-03-01 11:14:00 -08:00
yama lsm: mark the lsm_id variables are marked as static 2023-11-12 22:54:42 -05:00
Kconfig fortify: drop Clang version check for 12.0.1 or newer 2024-02-22 15:38:54 -08:00
Kconfig.hardening hardening: Move BUG_ON_DATA_CORRUPTION to hardening options 2023-08-15 14:57:25 -07:00
Makefile LSM: syscalls for current process attributes 2023-11-12 22:54:42 -05:00
commoncap.c lsm: mark the lsm_id variables are marked as static 2023-11-12 22:54:42 -05:00
device_cgroup.c device_cgroup: Fix kernel-doc warnings in device_cgroup 2023-06-21 09:30:49 -04:00
inode.c security: convert to new timestamp accessors 2023-10-18 14:08:31 +02:00
lsm_audit.c lsm: fix a number of misspellings 2023-05-25 17:52:15 -04:00
lsm_syscalls.c lsm: use 32-bit compatible data types in LSM syscalls 2024-03-14 11:31:26 -04:00
min_addr.c sysctl: pass kernel pointers to ->proc_handler 2020-04-27 02:07:40 -04:00
security.c lsm: handle the NULL buffer case in lsm_fill_user_ctx() 2024-03-14 11:31:26 -04:00