Статьи Support
🚨 CVE-2022-49801
In the Linux kernel, the following vulnerability has been resolved:
tracing: Fix memory leak in tracing_read_pipe()
kmemleak reports this issue:
unreferenced object 0xffff888105a18900 (size 128):
comm "test_progs", pid 18933, jiffies 4336275356 (age 22801.766s)
hex dump...
🚨 CVE-2022-49802
In the Linux kernel, the following vulnerability has been resolved:
ftrace: Fix null pointer dereference in ftrace_add_mod()
The @ftrace_mod is allocated by kzalloc(), so both the members {prev,next}
of @ftrace_mode->list are NULL, it's not a valid state to call list_del().
If...
🚨 CVE-2022-49803
In the Linux kernel, the following vulnerability has been resolved:
netdevsim: Fix memory leak of nsim_dev->fa_cookie
kmemleak reports this issue:
unreferenced object 0xffff8881bac872d0 (size 8):
comm "sh", pid 58603, jiffies 4481524462 (age 68.065s)
hex dump (first 8 bytes)...
🚨 CVE-2022-49807
In the Linux kernel, the following vulnerability has been resolved:
nvmet: fix a memory leak in nvmet_auth_set_key
When changing dhchap secrets we need to release the old
secrets as well.
kmemleak complaint:
--
unreferenced object 0xffff8c7f44ed8180 (size 64):
comm "check"...
🚨 CVE-2022-49810
In the Linux kernel, the following vulnerability has been resolved:
netfs: Fix missing xas_retry() calls in xarray iteration
netfslib has a number of places in which it performs iteration of an xarray
whilst being under the RCU read lock. It *should* call xas_retry() as the...
🚨 CVE-2022-49811
In the Linux kernel, the following vulnerability has been resolved:
drbd: use after free in drbd_create_device()
The drbd_destroy_connection() frees the "connection" so use the _safe()
iterator to prevent a use after free.
🚨 CVE-2022-49812
In the Linux kernel, the following vulnerability has been resolved:
bridge: switchdev: Fix memory leaks when changing VLAN protocol
The bridge driver can offload VLANs to the underlying hardware either
via switchdev or the 8021q driver. When the former is used, the VLAN is...
🚨 CVE-2022-49813
In the Linux kernel, the following vulnerability has been resolved:
net: ena: Fix error handling in ena_init()
The ena_init() won't destroy workqueue created by
create_singlethread_workqueue() when pci_register_driver() failed.
Call destroy_workqueue() when...
🚨 CVE-2022-49817
In the Linux kernel, the following vulnerability has been resolved:
net: mhi: Fix memory leak in mhi_net_dellink()
MHI driver registers network device without setting the
needs_free_netdev flag, and does NOT call free_netdev() when
unregisters network device, which causes a...
🚨 CVE-2022-49819
In the Linux kernel, the following vulnerability has been resolved:
octeon_ep: fix potential memory leak in octep_device_setup()
When occur unsupported_dev and mbox init errors, it did not free oct->conf
and iounmap() oct->mmio.hw_addr. That would trigger memory leak problem...
🚨 CVE-2022-49821
In the Linux kernel, the following vulnerability has been resolved:
mISDN: fix possible memory leak in mISDN_dsp_element_register()
Afer commit 1fa5ae857bb1 ("driver core: get rid of struct device's
bus_id string array"), the name of device is allocated dynamically,
use...
🚨 CVE-2022-49822
In the Linux kernel, the following vulnerability has been resolved:
cifs: Fix connections leak when tlink setup failed
If the tlink setup failed, lost to put the connections, then
the module refcnt leak since the cifsd kthread not exit.
Also leak the fscache info, and for...
🚨 CVE-2022-49823
In the Linux kernel, the following vulnerability has been resolved:
ata: libata-transport: fix error handling in ata_tdev_add()
In ata_tdev_add(), the return value of transport_add_device() is
not checked. As a result, it causes null-ptr-deref while removing
the module...
🚨 CVE-2022-49824
In the Linux kernel, the following vulnerability has been resolved:
ata: libata-transport: fix error handling in ata_tlink_add()
In ata_tlink_add(), the return value of transport_add_device() is
not checked. As a result, it causes null-ptr-deref while removing
the module...
🚨 CVE-2022-49825
In the Linux kernel, the following vulnerability has been resolved:
ata: libata-transport: fix error handling in ata_tport_add()
In ata_tport_add(), the return value of transport_add_device() is
not checked. As a result, it causes null-ptr-deref while removing
the module...
🚨 CVE-2022-49827
In the Linux kernel, the following vulnerability has been resolved:
drm: Fix potential null-ptr-deref in drm_vblank_destroy_worker()
drm_vblank_init() call drmm_add_action_or_reset() with
drm_vblank_init_release() as action. If __drmm_add_action() failed, will
directly call...
🚨 CVE-2022-49830
In the Linux kernel, the following vulnerability has been resolved:
drm/drv: Fix potential memory leak in drm_dev_init()
drm_dev_init() will add drm_dev_init_release() as a callback. When
drmm_add_action() failed, the release function won't be added. As the
result, the ref cnt...
🚨 CVE-2022-49832
In the Linux kernel, the following vulnerability has been resolved:
pinctrl: devicetree: fix null pointer dereferencing in pinctrl_dt_to_map
Here is the BUG report by KASAN about null pointer dereference:
BUG: KASAN: null-ptr-deref in strcmp+0x2e/0x50
Read of size 1 at addr...
🚨 CVE-2022-49835
In the Linux kernel, the following vulnerability has been resolved:
ALSA: hda: fix potential memleak in 'add_widget_node'
As 'kobject_add' may allocated memory for 'kobject->name' when return error.
And in this function, if call 'kobject_add' failed didn't free kobject.
So...
🚨 CVE-2022-49836
In the Linux kernel, the following vulnerability has been resolved:
siox: fix possible memory leak in siox_device_add()
If device_register() returns error in siox_device_add(),
the name allocated by dev_set_name() need be freed. As
comment of device_register() says, it should...
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