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Paul Moore 25344530b5 audit: always check the netlink payload length in audit_receive_msg() 
[ Upstream commit 756125289285f6e55a03861bf4b6257aa3d19a93 ]

This patch ensures that we always check the netlink payload length
in audit_receive_msg() before we take any action on the payload
itself.

Cc: stable@vger.kernel.org
Reported-by: syzbot+399c44bf1f43b8747403@syzkaller.appspotmail.com
Reported-by: syzbot+e4b12d8d202701f08b6d@syzkaller.appspotmail.com
Signed-off-by: Paul Moore <paul@paul-moore.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-03-11 07:51:15 +01:00
..
bpf
bpf: silence warning messages in core
2019-08-04 09:34:46 +02:00
configs
kconfig: tinyconfig: provide whole choice blocks to avoid warnings
2016-09-24 10:07:42 +02:00
debug
kdb: do a sanity check on the cpu in kdb_per_cpu()
2020-01-29 10:21:43 +01:00
events
perf/core: Fix mlock accounting in perf_mmap()
2020-02-14 16:30:01 -05:00
gcov
gcov: disable for COMPILE_TEST
2018-01-23 19:50:10 +01:00
irq
genirq: Prevent NULL pointer dereference in resend_irqs()
2019-09-21 07:12:43 +02:00
livepatch
livepatch: x86: fix relocation computation with kASLR
2015-11-11 17:36:04 +01:00
locking
locking/spinlock/debug: Fix various data races
2020-01-12 11:22:46 +01:00
power
PM / Hibernate: Call flush_icache_range() on pages restored in-place
2019-04-03 06:23:24 +02:00
printk
printk: fix integer overflow in setup_log_buf()
2019-11-28 18:25:34 +01:00
rcu
rcutorture: Fix cleanup path for invalid torture_type strings
2019-06-11 12:24:04 +02:00
sched
sched/core: Allow putting thread_info into task_struct
2019-12-21 10:35:04 +01:00
time
clocksource: Prevent double add_timer_on() for watchdog_timer
2020-02-14 16:30:01 -05:00
trace
fs: prevent page refcount overflow in pipe_buf_get
2020-03-11 07:51:15 +01:00
.gitignore
certs: add .gitignore to stop git nagging about x509_certificate_list
2015-10-21 15:18:35 +01:00
acct.c
kernel/acct.c: fix the acct->needcheck check in check_free_space()
2018-01-10 09:27:08 +01:00
async.c
kernel/async.c: revert "async: simplify lowest_in_progress()"
2018-02-16 20:09:45 +01:00
audit_fsnotify.c
audit: clean simple fsnotify implementation
2015-08-06 16:14:53 -04:00
audit_tree.c
audit: audit_tree_match can be boolean
2015-11-04 08:23:51 -05:00
audit_watch.c
audit: fix use-after-free in audit_add_watch
2018-09-26 08:35:08 +02:00
audit.c
audit: always check the netlink payload length in audit_receive_msg()
2020-03-11 07:51:15 +01:00
audit.h
audit: audit_tree_match can be boolean
2015-11-04 08:23:51 -05:00
auditfilter.c
audit: fix error handling in audit_data_to_entry()
2020-03-11 07:51:13 +01:00
auditsc.c
audit: print empty EXECVE args
2019-11-28 18:26:01 +01:00
backtracetest.c
…
bounds.c
kbuild: fix kernel/bounds.c 'W=1' warning
2018-11-21 09:27:35 +01:00
capability.c
exec: Ensure mm->user_ns contains the execed files
2017-01-06 11:16:14 +01:00
cgroup_freezer.c
cgroup: fix handling of multi-destination migration from subtree_control enabling
2015-12-03 10:18:21 -05:00
cgroup_pids.c
cgroup: pids: use atomic64_t for pids->limit
2019-12-21 10:35:24 +01:00
cgroup.c
cgroup: Disable IRQs while holding css_set_lock
2019-09-06 10:18:11 +02:00
compat.c
…
configs.c
…
context_tracking.c
context_tracking: avoid irq_save/irq_restore on guest entry and exit
2015-11-10 12:06:23 +01:00
cpu_pm.c
kernel/cpu_pm: fix cpu_cluster_pm_exit comment
2015-09-03 02:42:20 +02:00
cpu.c
cpu/speculation: Warn on unsupported mitigations= parameter
2019-07-10 09:56:36 +02:00
cpuset.c
sched/cpuset/pm: Fix cpuset vs. suspend-resume bugs
2017-10-12 11:27:35 +02:00
crash_dump.c
…
cred.c
access: avoid the RCU grace period for the temporary subjective credentials
2019-08-04 09:35:01 +02:00
delayacct.c
…
dma.c
…
elfcore.c
kernel/elfcore.c: include proper prototypes
2019-10-17 13:40:56 -07:00
exec_domain.c
…
exit.c
kernel/exit.c: release ptraced tasks before zap_pid_ns_processes
2019-02-06 19:43:07 +01:00
extable.c
kernel/extable.c: mark core_kernel_text notrace
2017-07-21 07:44:56 +02:00
fork.c
kernel/sysctl.c: do not override max_threads provided by userspace
2019-10-17 13:41:04 -07:00
freezer.c
…
futex_compat.c
ptrace: use fsuid, fsgid, effective creds for fs access checks
2016-02-25 12:01:16 -08:00
futex.c
futex: Fix futex lock the wrong page
2019-06-22 08:18:22 +02:00
groups.c
kernel: make groups_sort calling a responsibility group_info allocators
2018-01-10 09:27:10 +01:00
hung_task.c
kernel/hung_task.c: break RCU locks based on jiffies
2019-02-20 10:13:14 +01:00
irq_work.c
treewide: Remove old email address
2015-11-23 09:44:58 +01:00
jump_label.c
jump_label: Invoke jump_label_test() via early_initcall()
2017-12-16 10:33:55 +01:00
kallsyms.c
…
kcmp.c
ptrace: use fsuid, fsgid, effective creds for fs access checks
2016-02-25 12:01:16 -08:00
Kconfig.freezer
…
Kconfig.hz
…
Kconfig.locks
…
Kconfig.preempt
…
kexec_core.c
kexec: use file name as the output message prefix
2015-11-06 17:50:42 -08:00
kexec_file.c
kexec: fix double-free when failing to relocate the purgatory
2016-09-24 10:07:36 +02:00
kexec_internal.h
kexec: split kexec_file syscall code to kexec_file.c
2015-09-10 13:29:01 -07:00
kexec.c
kexec: use file name as the output message prefix
2015-11-06 17:50:42 -08:00
kmod.c
kmod: don't run async usermode helper as a child of kworker thread
2015-10-23 17:55:10 +09:00
kprobes.c
kprobes: Don't call BUG_ON() if there is a kprobe in use on free list
2019-11-25 15:53:55 +01:00
ksysfs.c
kexec: split kexec_load syscall from kexec core code
2015-09-10 13:29:01 -07:00
kthread.c
kthread, tracing: Don't expose half-written comm when creating kthreads
2018-09-09 20:04:34 +02:00
latencytop.c
…
Makefile
sys_membarrier(): system-wide memory barrier (generic, x86)
2015-09-11 15:21:34 -07:00
membarrier.c
Fix: Disable sys_membarrier when nohz_full is enabled
2017-03-12 06:37:26 +01:00
memremap.c
mm, devm_memremap_pages: kill mapping "System RAM" support
2019-01-13 10:05:32 +01:00
module_signing.c
KEYS: Merge the type-specific data with the payload data
2015-10-21 15:18:36 +01:00
module-internal.h
…
module.c
kernel/module.c: wakeup processes in module_wq on module unload
2019-12-21 10:35:38 +01:00
notifier.c
Merge branch 'x86-asm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2015-09-01 08:40:25 -07:00
nsproxy.c
…
padata.c
padata: Remove broken queue flushing
2020-02-28 15:38:49 +01:00
panic.c
panic: ensure preemption is disabled during panic()
2019-10-17 13:40:58 -07:00
params.c
Nothing exciting, minor tweaks and cleanups.
2015-11-09 15:53:39 -08:00
pid_namespace.c
signal/pid_namespace: Fix reboot_pid_ns to use send_sig not force_sig
2019-08-04 09:34:42 +02:00
pid.c
pidns: disable pid allocation if pid_ns_prepare_proc() is failed in alloc_pid()
2018-04-13 19:50:03 +02:00
profile.c
profile: hide unused functions when !CONFIG_PROC_FS
2018-02-25 11:03:44 +01:00
ptrace.c
ptrace: Fix ->ptracer_cred handling for PTRACE_TRACEME
2019-07-10 09:56:42 +02:00
range.c
…
reboot.c
kexec: split kexec_load syscall from kexec core code
2015-09-10 13:29:01 -07:00
relay.c
kernel/relay.c: limit kmalloc size to KMALLOC_MAX_SIZE
2018-05-30 07:49:00 +02:00
resource.c
resource: fix integer overflow at reallocation
2018-04-24 09:32:05 +02:00
seccomp.c
seccomp: Move speculation migitation control to arch code
2018-07-25 10:18:27 +02:00
signal.c
signal: Allow cifs and drbd to receive their terminating signals
2020-01-29 10:21:47 +01:00
smp.c
mm, page_alloc: distinguish between being unable to sleep, unwilling to sleep and avoiding waking kswapd
2015-11-06 17:50:42 -08:00
smpboot.c
stop_machine: Kill smp_hotplug_thread->pre_unpark, introduce stop_machine_unpark()
2015-10-20 10:23:55 +02:00
smpboot.h
…
softirq.c
…
stacktrace.c
…
stop_machine.c
kernel: remove stop_machine() Kconfig dependency
2015-12-12 10:15:34 -08:00
sys_ni.c
mm: mlock: add new mlock system call
2015-11-05 19:34:48 -08:00
sys.c
kernel/sys.c: prctl: fix false positive in validate_prctl_map()
2019-06-22 08:18:18 +02:00
sysctl_binary.c
fs/coredump: prevent fsuid=0 dumps into user-controlled directories
2016-04-12 09:08:58 -07:00
sysctl.c
kernel: sysctl: make drop_caches write-only
2020-01-04 13:34:37 +01:00
task_work.c
task_work: remove fifo ordering guarantee
2015-09-05 13:46:58 -07:00
taskstats.c
taskstats: fix data-race
2020-01-12 11:22:40 +01:00
test_kprobes.c
…
torture.c
torture: Consolidate cond_resched_rcu_qs() into stutter_wait()
2015-10-06 11:25:01 -07:00
tracepoint.c
tracepoint: Do not warn on ENOMEM
2018-05-16 10:06:47 +02:00
tsacct.c
…
uid16.c
kernel: make groups_sort calling a responsibility group_info allocators
2018-01-10 09:27:10 +01:00
up.c
…
user_namespace.c
userns: move user access out of the mutex
2018-09-09 20:04:35 +02:00
user-return-notifier.c
…
user.c
…
utsname_sysctl.c
sys: don't hold uts_sem while accessing userspace memory
2018-09-09 20:04:35 +02:00
utsname.c
…
watchdog.c
kernel/watchdog: use nmi registers snapshot in hardlockup handler
2017-01-06 11:16:16 +01:00
workqueue_internal.h
workqueue: Fix NULL pointer dereference
2017-11-15 17:13:11 +01:00
workqueue.c
workqueue: Fix missing kfree(rescuer) in destroy_workqueue()
2019-12-21 10:35:37 +01:00