Статьи Support
🚨 CVE-2022-50176
In the Linux kernel, the following vulnerability has been resolved:
drm/mcde: Fix refcount leak in mcde_dsi_bind
Every iteration of for_each_available_child_of_node() decrements
the reference counter of the previous node. There is no decrement
when break out from the loop and...
🚨 CVE-2022-50179
In the Linux kernel, the following vulnerability has been resolved:
ath9k: fix use-after-free in ath9k_hif_usb_rx_cb
Syzbot reported use-after-free Read in ath9k_hif_usb_rx_cb() [0]. The
problem was in incorrect htc_handle->drv_priv initialization.
Probable call trace which...
🚨 CVE-2022-50186
In the Linux kernel, the following vulnerability has been resolved:
ath11k: fix missing skb drop on htc_tx_completion error
On htc_tx_completion error the skb is not dropped. This is wrong since
the completion_handler logic expect the skb to be consumed anyway even
when an...
🚨 CVE-2022-50191
In the Linux kernel, the following vulnerability has been resolved:
regulator: of: Fix refcount leak bug in of_get_regulation_constraints()
We should call the of_node_put() for the reference returned by
of_get_child_by_name() which has increased the refcount.
🚨 CVE-2022-50197
In the Linux kernel, the following vulnerability has been resolved:
cpufreq: zynq: Fix refcount leak in zynq_get_revision
of_find_compatible_node() returns a node pointer with refcount
incremented, we should use of_node_put() on it when done.
Add missing of_node_put() to avoid...
🚨 CVE-2022-50201
In the Linux kernel, the following vulnerability has been resolved:
selinux: fix memleak in security_read_state_kernel()
In this function, it directly returns the result of __security_read_policy
without freeing the allocated memory in *data, cause memory leak issue,
so free...
🚨 CVE-2022-50202
In the Linux kernel, the following vulnerability has been resolved:
PM: hibernate: defer device probing when resuming from hibernation
syzbot is reporting hung task at misc_open() [1], for there is a race
window of AB-BA deadlock which involves probe_count variable. Currently...
🚨 CVE-2022-50203
In the Linux kernel, the following vulnerability has been resolved:
ARM: OMAP2+: display: Fix refcount leak bug
In omapdss_init_fbdev(), of_find_node_by_name() will return a node
pointer with refcount incremented. We should use of_node_put() when
it is not used anymore.
🚨 CVE-2022-50218
In the Linux kernel, the following vulnerability has been resolved:
iio: light: isl29028: Fix the warning in isl29028_remove()
The driver use the non-managed form of the register function in
isl29028_remove(). To keep the release order as mirroring the ordering
in probe, the...
🚨 CVE-2022-50220
In the Linux kernel, the following vulnerability has been resolved:
usbnet: Fix linkwatch use-after-free on disconnect
usbnet uses the work usbnet_deferred_kevent() to perform tasks which may
sleep. On disconnect, completion of the work was originally awaited in
->ndo_stop()...
🚨 CVE-2022-50222
In the Linux kernel, the following vulnerability has been resolved:
tty: vt: initialize unicode screen buffer
syzbot reports kernel infoleak at vcs_read() [1], for buffer can be read
immediately after resize operation. Initialize buffer using kzalloc().
----------
#include...
🚨 CVE-2022-50224
In the Linux kernel, the following vulnerability has been resolved:
KVM: x86/mmu: Treat NX as a valid SPTE bit for NPT
Treat the NX bit as valid when using NPT, as KVM will set the NX bit when
the NX huge page mitigation is enabled (mindblowing) and trigger the WARN
that fires...
🚨 CVE-2022-50228
In the Linux kernel, the following vulnerability has been resolved:
KVM: SVM: Don't BUG if userspace injects an interrupt with GIF=0
Don't BUG/WARN on interrupt injection due to GIF being cleared,
since it's trivial for userspace to force the situation via
KVM_SET_VCPU_EVENTS...
🚨 CVE-2022-50230
In the Linux kernel, the following vulnerability has been resolved:
arm64: set UXN on swapper page tables
[ This issue was fixed upstream by accident in c3cee924bd85 ("arm64:
head: cover entire kernel image in initial ID map") as part of a
large refactoring of the arm64 boot...
🚨 CVE-2022-50232
In the Linux kernel, the following vulnerability has been resolved:
arm64: set UXN on swapper page tables
[ This issue was fixed upstream by accident in c3cee924bd85 ("arm64:
head: cover entire kernel image in initial ID map") as part of a
large refactoring of the arm64 boot...
🚨 CVE-2022-50239
In the Linux kernel, the following vulnerability has been resolved:
cpufreq: qcom: fix writes in read-only memory region
This commit fixes a kernel oops because of a write in some read-only memory:
[ 9.068287] Unable to handle kernel write to read-only memory at virtual...
🚨 CVE-2022-50246
In the Linux kernel, the following vulnerability has been resolved:
usb: typec: tcpci: fix of node refcount leak in tcpci_register_port()
I got the following report while doing device(mt6370-tcpc) load
test with CONFIG_OF_UNITTEST and CONFIG_OF_DYNAMIC enabled:
OF: ERROR...
🚨 CVE-2022-50247
In the Linux kernel, the following vulnerability has been resolved:
usb: xhci-mtk: fix leakage of shared hcd when fail to set wakeup irq
Can not set the @shared_hcd to NULL before decrease the usage count
by usb_put_hcd(), this will cause the shared hcd not released.
🚨 CVE-2022-50249
In the Linux kernel, the following vulnerability has been resolved:
memory: of: Fix refcount leak bug in of_get_ddr_timings()
We should add the of_node_put() when breaking out of
for_each_child_of_node() as it will automatically increase
and decrease the refcount.
🚨 CVE-2022-50250
In the Linux kernel, the following vulnerability has been resolved:
regulator: core: fix use_count leakage when handling boot-on
I found a use_count leakage towards supply regulator of rdev with
boot-on option.
┌───────────────────┐ ┌───────────────────┐
│ regulator_dev A │ │...
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