linux/security
Mickaël Salaün 2569e65d2e landlock: Handle weird files
[ Upstream commit 49440290a0 ]

A corrupted filesystem (e.g. bcachefs) might return weird files.
Instead of throwing a warning and allowing access to such file, treat
them as regular files.

Cc: Dave Chinner <david@fromorbit.com>
Cc: Kent Overstreet <kent.overstreet@linux.dev>
Cc: Paul Moore <paul@paul-moore.com>
Reported-by: syzbot+34b68f850391452207df@syzkaller.appspotmail.com
Closes: https://lore.kernel.org/r/000000000000a65b35061cffca61@google.com
Reported-by: syzbot+360866a59e3c80510a62@syzkaller.appspotmail.com
Closes: https://lore.kernel.org/r/67379b3f.050a0220.85a0.0001.GAE@google.com
Reported-by: Ubisectech Sirius <bugreport@ubisectech.com>
Closes: https://lore.kernel.org/r/c426821d-8380-46c4-a494-7008bbd7dd13.bugreport@ubisectech.com
Fixes: cb2c7d1a17 ("landlock: Support filesystem access-control")
Reviewed-by: Günther Noack <gnoack3000@gmail.com>
Link: https://lore.kernel.org/r/20250110153918.241810-1-mic@digikod.net
Signed-off-by: Mickaël Salaün <mic@digikod.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
History 2025-02-08 09:57:16 +01:00
..
apparmor apparmor: allocate xmatch for nullpdb inside aa_alloc_null 2025-01-23 17:23:05 +01:00
bpf bpf: lsm: Set bpf_lsm_blob_sizes.lbs_task to 0 2024-09-11 10:11:36 -07:00
integrity integrity: Use static_assert() to check struct sizes 2024-10-09 22:49:40 -04:00
ipe ipe: fallback to platform keyring also if key in trusted keyring is rejected 2024-10-18 12:14:53 -07:00
keys KEYS: trusted: dcp: fix NULL dereference in AEAD crypto operation 2024-11-04 21:24:24 +02:00
landlock landlock: Handle weird files 2025-02-08 09:57:16 +01:00
loadpin introduce fd_file(), convert all accessors to it. 2024-08-12 22:00:43 -04:00
lockdown lockdown: Make lockdown_lsmid static 2024-08-15 12:11:42 -04:00
safesetid lsm: mark the lsm_id variables are marked as static 2023-11-12 22:54:42 -05:00
selinux selinux: ignore unknown extended permissions 2025-01-09 13:33:32 +01:00
smack lsm/stable-6.12 PR 20240923 2024-09-24 10:18:15 -07:00
tomoyo tomoyo: revert CONFIG_SECURITY_TOMOYO_LKM support 2024-10-04 11:41:22 -04:00
yama sysctl: treewide: constify the ctl_table argument of proc_handlers 2024-07-24 20:59:29 +02:00
commoncap.c lsm: Refactor return value of LSM hook vm_enough_memory 2024-07-31 14:46:51 -04:00
device_cgroup.c device_cgroup: Fix kernel-doc warnings in device_cgroup 2023-06-21 09:30:49 -04:00
inode.c lsm: Use IS_ERR_OR_NULL() helper function 2024-08-29 11:12:13 -04:00
Kconfig lsm/stable-6.12 PR 20240911 2024-09-16 18:19:47 +02:00
Kconfig.hardening hardening: Adjust dependencies in selection of MODVERSIONS 2024-09-28 13:56:03 -07:00
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
Makefile lsm: add IPE lsm 2024-08-19 22:36:26 -04:00
min_addr.c sysctl: treewide: constify the ctl_table argument of proc_handlers 2024-07-24 20:59:29 +02:00
security.c bcachefs: do not use PF_MEMALLOC_NORECLAIM 2024-10-09 12:47:18 -07:00