Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that originates in the wifi: wilc1000 module that attempts to unregister wiphy when it is not registered...

DEBIAN-CVE-2022-49558

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: double hook unregistration in netns path nftreleasehooks is called from prenetns exit path which unregisters the hooks, then the NETDEVUNREGISTER event is triggered which unregisters the hooks again. 565.2214...

DEBIAN-CVE-2022-49501

In the Linux kernel, the following vulnerability has been resolved: usbnet: Run unregisternetdev before unbind again Commit 2c9d6c2b871d "usbnet: run unbind before unregisternetdev" sought to fix a use-after-free on disconnect of USB Ethernet adapters. It turns out that a different fix is necessa...

DEBIAN-CVE-2022-49455

In the Linux kernel, the following vulnerability has been resolved: misc: ocxl: fix possible double free in ocxlfileregisterafu inforelease will be called in deviceunregister when info-dev's reference count is 0. So there is no need to call ocxlafuput and kfree again. Fix this by adding freeminor...

DEBIAN-CVE-2022-49419

In the Linux kernel, the following vulnerability has been resolved: video: fbdev: vesafb: Fix a use-after-free due early fbinfo cleanup Commit b3c9a924aab6 "fbdev: vesafb: Cleanup fbinfo in .fbdestroy rather than .remove" fixed a use-after-free error due the vesafb driver freeing the fbinfo in th...

DEBIAN-CVE-2022-49295

In the Linux kernel, the following vulnerability has been resolved: nbd: call genlunregisterfamily first in nbdcleanup Otherwise there may be race between module removal and the handling of netlink command, which can lead to the oops as shown below: BUG: kernel NULL pointer dereference, address:...

DEBIAN-CVE-2022-49253

In the Linux kernel, the following vulnerability has been resolved: media: usb: go7007: s2250-board: fix leak in probe Call i2cunregisterdeviceaudio on this error path...

UBUNTU-CVE-2022-49558

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: double hook unregistration in netns path nftreleasehooks is called from prenetns exit path which unregisters the hooks, then the NETDEVUNREGISTER event is triggered which unregisters the hooks again. 565.2214...

UBUNTU-CVE-2022-49253

In the Linux kernel, the following vulnerability has been resolved: media: usb: go7007: s2250-board: fix leak in probe Call i2cunregisterdeviceaudio on this error path...

UBUNTU-CVE-2022-49687

In the Linux kernel, the following vulnerability has been resolved: virtionet: fix xdprxqinfo bug after suspend/resume The following sequence currently causes a driver bug warning when using virtionet: ip link set eth0 up echo mem /sys/power/state or e.g. rtcwake -s 10 -m mem ip link set eth0 dow...

DEBIAN-CVE-2022-49229

In the Linux kernel, the following vulnerability has been resolved: ptp: unregister virtual clocks when unregistering physical clock. When unregistering a physical clock which has some virtual clocks, unregister the virtual clocks with it. This fixes the following oops, which can be triggered by...

DEBIAN-CVE-2022-49227

In the Linux kernel, the following vulnerability has been resolved: igc: avoid kernel warning when changing RX ring parameters Calling ethtool changing the RX ring parameters like this: $ ethtool -G eth0 rx 1024 on igc triggers kernel warnings like this: 225.198467 ------------ cut here...

DEBIAN-CVE-2022-49196

In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries: Fix use after free in removephbdynamic In removephbdynamic we use &phb-ioresource, after we've called deviceunregister&hostbridge-dev. But the unregister may have freed phb, because pcibiosfreecontrollerdeferred ...

CVE-2022-49196

In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries: Fix use after free in removephbdynamic In removephbdynamic we use &phb-ioresource, after we've called deviceunregister&hostbridge-dev. But the unregister may have freed phb, because pcibiosfreecontrollerdeferred ...

DEBIAN-CVE-2022-49136

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Fix queuing commands when HCIUNREGISTER is set hcicmdsyncqueue shall return an error if HCIUNREGISTER flag has been set as that means hciunregisterdev has been called so it will likely cause a uaf after the...

UBUNTU-CVE-2022-49196

In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries: Fix use after free in removephbdynamic In removephbdynamic we use &phb-ioresource, after we've called deviceunregister&hostbridge-dev. But the unregister may have freed phb, because pcibiosfreecontrollerdeferred ...

UBUNTU-CVE-2022-49227

In the Linux kernel, the following vulnerability has been resolved: igc: avoid kernel warning when changing RX ring parameters Calling ethtool changing the RX ring parameters like this: $ ethtool -G eth0 rx 1024 on igc triggers kernel warnings like this: 225.198467 ------------ cut here...

UBUNTU-CVE-2022-49136

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Fix queuing commands when HCIUNREGISTER is set hcicmdsyncqueue shall return an error if HCIUNREGISTER flag has been set as that means hciunregisterdev has been called so it will likely cause a uaf after the...

CVE-2022-49501

The Linux kernel contains a vulnerability in the usbnet driver where unregister_netdev() was incorrectly called before unbind(). This was intended to address a use-after-free issue during the disconnection of USB Ethernet adapters , but the implementation created an asymmetry with the binding pro...

CVE-2022-49455 misc: ocxl: fix possible double free in ocxl_file_register_afu

In the Linux kernel, the following vulnerability has been resolved: misc: ocxl: fix possible double free in ocxlfileregisterafu inforelease will be called in deviceunregister when info-dev's reference count is 0. So there is no need to call ocxlafuput and kfree again. Fix this by adding freeminor...