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linux/security/landlock
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Mickaël Salaün 39bb3d56f1 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 09:51:58 +01:00
..
common.h landlock: Set up the security framework and manage credentials 2021-04-22 12:22:10 -07:00
cred.c landlock: Don't lose track of restrictions on cred_transfer 2024-08-03 08:54:11 +02:00
cred.h landlock: Format with clang-format 2022-05-09 12:31:10 +02:00
fs.c landlock: Handle weird files 2025-02-08 09:51:58 +01:00
fs.h landlock: Support file truncation 2022-10-19 09:01:44 +02:00
Kconfig hostfs: Fix ephemeral inodes 2023-06-12 21:26:19 +02:00
limits.h landlock: Support file truncation 2022-10-19 09:01:44 +02:00
Makefile landlock: Add syscall implementations 2021-04-22 12:22:11 -07:00
object.c landlock: Format with clang-format 2022-05-09 12:31:10 +02:00
object.h landlock: Format with clang-format 2022-05-09 12:31:10 +02:00
ptrace.c selinux: remove the runtime disable functionality 2023-03-20 12:34:23 -04:00
ptrace.h landlock: Add ptrace restrictions 2021-04-22 12:22:10 -07:00
ruleset.c landlock: Define access_mask_t to enforce a consistent access mask size 2022-05-23 13:27:55 +02:00
ruleset.h landlock: Annotate struct landlock_rule with __counted_by 2023-08-18 11:44:42 +02:00
setup.c selinux: remove the runtime disable functionality 2023-03-20 12:34:23 -04:00
setup.h landlock: Support filesystem access-control 2021-04-22 12:22:11 -07:00
syscalls.c landlock: Warn once if a Landlock action is requested while disabled 2024-04-03 15:28:27 +02:00