Статьи Support
🚨 CVE-2023-54190
In the Linux kernel, the following vulnerability has been resolved:
leds: led-core: Fix refcount leak in of_led_get()
class_find_device_by_of_node() calls class_find_device(), it will take
the reference, use the put_device() to drop the reference when not need
anymore.
🚨 CVE-2023-54191
In the Linux kernel, the following vulnerability has been resolved:
wifi: mt76: mt7996: fix memory leak in mt7996_mcu_exit
Always purge mcu skb queues in mt7996_mcu_exit routine even if
mt7996_firmware_state fails.
🚨 CVE-2023-54192
In the Linux kernel, the following vulnerability has been resolved:
f2fs: fix null pointer panic in tracepoint in __replace_atomic_write_block
We got a kernel panic if old_addr is NULL.
https://bugzilla.kernel.org/show_bug.cgi?id=217266
BUG: kernel NULL pointer dereference...
🚨 CVE-2023-54193
In the Linux kernel, the following vulnerability has been resolved:
net/sched: cls_api: remove block_cb from driver_list before freeing
Error handler of tcf_block_bind() frees the whole bo->cb_list on error.
However, by that time the flow_block_cb instances are already in the...
🚨 CVE-2023-54194
In the Linux kernel, the following vulnerability has been resolved:
exfat: use kvmalloc_array/kvfree instead of kmalloc_array/kfree
The call stack shown below is a scenario in the Linux 4.19 kernel.
Allocating memory failed where exfat fs use kmalloc_array due to
system memory...
🚨 CVE-2023-54195
In the Linux kernel, the following vulnerability has been resolved:
rxrpc: Fix timeout of a call that hasn't yet been granted a channel
afs_make_call() calls rxrpc_kernel_begin_call() to begin a call (which may
get stalled in the background waiting for a connection to become...
🚨 CVE-2023-54196
In the Linux kernel, the following vulnerability has been resolved:
fs/ntfs3: Fix NULL pointer dereference in 'ni_write_inode'
Syzbot found the following issue:
Unable to handle kernel NULL pointer dereference at virtual address 0000000000000016
Mem abort info:
ESR =...
🚨 CVE-2023-54197
In the Linux kernel, the following vulnerability has been resolved:
Revert "Bluetooth: btsdio: fix use after free bug in btsdio_remove due to unfinished work"
This reverts commit 1e9ac114c4428fdb7ff4635b45d4f46017e8916f.
This patch introduces a possible null-ptr-def problem...
🚨 CVE-2023-54198
In the Linux kernel, the following vulnerability has been resolved:
tty: fix out-of-bounds access in tty_driver_lookup_tty()
When specifying an invalid console= device like console=tty3270,
tty_driver_lookup_tty() returns the tty struct without checking
whether index is a...
🚨 CVE-2023-54199
In the Linux kernel, the following vulnerability has been resolved:
drm/msm/adreno: Fix null ptr access in adreno_gpu_cleanup()
Fix the below kernel panic due to null pointer access:
[ 18.504431] Unable to handle kernel NULL pointer dereference at virtual address...
🚨 CVE-2023-54200
In the Linux kernel, the following vulnerability has been resolved:
netfilter: nf_tables: always release netdev hooks from notifier
This reverts "netfilter: nf_tables: skip netdev events generated on netns removal".
The problem is that when a veth device is released, the veth...
🚨 CVE-2023-54202
In the Linux kernel, the following vulnerability has been resolved:
drm/i915: fix race condition UAF in i915_perf_add_config_ioctl
Userspace can guess the id value and try to race oa_config object creation
with config remove, resulting in a use-after-free if we dereference the...
🚨 CVE-2023-54203
In the Linux kernel, the following vulnerability has been resolved:
ksmbd: fix slab-out-of-bounds in init_smb2_rsp_hdr
When smb1 mount fails, KASAN detect slab-out-of-bounds in
init_smb2_rsp_hdr like the following one.
For smb1 negotiate(56bytes) , init_smb2_rsp_hdr() for smb2...
🚨 CVE-2023-54204
In the Linux kernel, the following vulnerability has been resolved:
mmc: sunplus: fix return value check of mmc_add_host()
mmc_add_host() may return error, if we ignore its return value,
1. the memory allocated in mmc_alloc_host() will be leaked
2. null-ptr-deref will happen...
🚨 CVE-2023-54205
In the Linux kernel, the following vulnerability has been resolved:
pinctrl: stm32: Fix refcount leak in stm32_pctrl_get_irq_domain
of_irq_find_parent() returns a node pointer with refcount incremented,
We should use of_node_put() on it when not needed anymore.
Add missing...
🚨 CVE-2023-54206
In the Linux kernel, the following vulnerability has been resolved:
net/sched: flower: fix filter idr initialization
The cited commit moved idr initialization too early in fl_change() which
allows concurrent users to access the filter that is still being
initialized and is in...
🚨 CVE-2023-54207
In the Linux kernel, the following vulnerability has been resolved:
HID: uclogic: Correct devm device reference for hidinput input_dev name
Reference the HID device rather than the input device for the devm
allocation of the input_dev name. Referencing the input_dev would lead...
🚨 CVE-2023-54208
In the Linux kernel, the following vulnerability has been resolved:
media: ov5675: Fix memleak in ov5675_init_controls()
There is a kmemleak when testing the media/i2c/ov5675.c with bpf mock
device:
AssertionError: unreferenced object 0xffff888107362160 (size 16):
comm...
🚨 CVE-2023-54209
In the Linux kernel, the following vulnerability has been resolved:
block: fix blktrace debugfs entries leakage
Commit 99d055b4fd4b ("block: remove per-disk debugfs files in
blk_unregister_queue") moves blk_trace_shutdown() from
blk_release_queue() to blk_unregister_queue()...
🚨 CVE-2023-54210
In the Linux kernel, the following vulnerability has been resolved:
Bluetooth: hci_sync: Avoid use-after-free in dbg for hci_remove_adv_monitor()
KASAN reports that there's a use-after-free in
hci_remove_adv_monitor(). Trawling through the disassembly, you can
see that the...
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