linux-stable/security
Tetsuo Handa 3780348c1a smackfs: restrict bytes count in smk_set_cipso()
commit 49ec114a6e upstream.

Oops, I failed to update subject line.

From 07571157c91b98ce1a4aa70967531e64b78e8346 Mon Sep 17 00:00:00 2001
From: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Date: Mon, 12 Apr 2021 22:25:06 +0900
Subject: smackfs: restrict bytes count in smk_set_cipso()

Commit 7ef4c19d24 ("smackfs: restrict bytes count in smackfs write
functions") missed that count > SMK_CIPSOMAX check applies to only
format == SMK_FIXED24_FMT case.

Reported-by: syzbot <syzbot+77c53db50c9fff774e8e@syzkaller.appspotmail.com>
Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Signed-off-by: Casey Schaufler <casey@schaufler-ca.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-07-19 09:45:03 +02:00
..
apparmor treewide: Use fallthrough pseudo-keyword 2020-08-23 17:36:59 -05:00
bpf bpf: Implement bpf_local_storage for inodes 2020-08-25 15:00:04 -07:00
integrity evm: fix writing <securityfs>/evm overflow 2021-07-14 16:56:04 +02:00
keys KEYS: trusted: Fix memory leak on object td 2021-05-19 10:12:50 +02:00
loadpin LSM: Add "contents" flag to kernel_read_file hook 2020-10-05 13:37:03 +02:00
lockdown Merge branch 'next-general' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security 2020-06-02 17:36:24 -07:00
safesetid LSM: SafeSetID: Fix warnings reported by test bot 2020-10-13 09:17:36 -07:00
selinux selinux: use __GFP_NOWARN with GFP_NOWAIT in the AVC 2021-07-19 09:44:49 +02:00
smack smackfs: restrict bytes count in smk_set_cipso() 2021-07-19 09:45:03 +02:00
tomoyo tomoyo: recognize kernel threads correctly 2021-03-09 11:11:15 +01:00
yama task_work: cleanup notification modes 2020-10-17 15:05:30 -06:00
commoncap.c security: commoncap: fix -Wstringop-overread warning 2021-05-11 14:47:36 +02:00
device_cgroup.c device_cgroup: Fix RCU list debugging warning 2020-08-20 11:25:03 -07:00
inode.c Merge branch 'work.mount0' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2019-07-19 10:42:02 -07:00
Kconfig Replace HTTP links with HTTPS ones: security 2020-08-06 12:00:05 -07:00
Kconfig.hardening security: allow using Clang's zero initialization for stack variables 2020-06-16 02:06:23 -07:00
lsm_audit.c dump_common_audit_data(): fix racy accesses to ->d_name 2021-01-19 18:27:29 +01:00
Makefile device_cgroup: Cleanup cgroup eBPF device filter code 2020-04-13 14:41:54 -04:00
min_addr.c sysctl: pass kernel pointers to ->proc_handler 2020-04-27 02:07:40 -04:00
security.c LSM: Add "contents" flag to kernel_read_file hook 2020-10-05 13:37:03 +02:00