CVE-2022-49310

In the Linux kernel, the following vulnerability has been resolved: char: xillybus: fix a refcount leak in cleanupdev usbgetdev is called in xillyusbprobe. So it is better to call usbputdev before xdev is released...

CVE-2022-49307

In the Linux kernel, the following vulnerability has been resolved: tty: synclinkgt: Fix null-pointer-dereference in slgtclean When the driver fails at allochdlcdev, and then we remove the driver module, we will get the following splat: 25.065966 general protection fault, probably for non-canonic...

DEBIAN-CVE-2022-49270

In the Linux kernel, the following vulnerability has been resolved: dm: fix use-after-free in dmcleanupzoneddev dmcleanupzoneddev uses queue, so it must be called before blkcleanupdisk starts its killing: blkcleanupdisk-blkcleanupqueue-kobjectput-blkreleasequeue-...

DEBIAN-CVE-2022-49257

In the Linux kernel, the following vulnerability has been resolved: watchqueue: Fix NULL dereference in error cleanup In watchqueuesetsize, the error cleanup code doesn't take account of the fact that freepage can't handle a NULL pointer when trying to free up buffer pages that did get allocated...

CVE-2022-49257

In the Linux kernel, the following vulnerability has been resolved: watchqueue: Fix NULL dereference in error cleanup In watchqueuesetsize, the error cleanup code doesn't take account of the fact that freepage can't handle a NULL pointer when trying to free up buffer pages that did get allocated...

UBUNTU-CVE-2022-49310

In the Linux kernel, the following vulnerability has been resolved: char: xillybus: fix a refcount leak in cleanupdev usbgetdev is called in xillyusbprobe. So it is better to call usbputdev before xdev is released...

UBUNTU-CVE-2022-49377

In the Linux kernel, the following vulnerability has been resolved: blk-mq: don't touch -tagset in blkmqgetsqhctx blkmqrunhwqueues could be run when there isn't queued request and after queue is cleaned up, at that time tagset is freed, because tagset lifetime is covered by driver, and often free...

UBUNTU-CVE-2022-49270

In the Linux kernel, the following vulnerability has been resolved: dm: fix use-after-free in dmcleanupzoneddev dmcleanupzoneddev uses queue, so it must be called before blkcleanupdisk starts its killing: blkcleanupdisk-blkcleanupqueue-kobjectput-blkreleasequeue-...

UBUNTU-CVE-2022-49568

In the Linux kernel, the following vulnerability has been resolved: KVM: Don't null dereference ops-destroy A KVM device cleanup happens in either of two callbacks: 1 destroy which is called when the VM is being destroyed; 2 release which is called when a device fd is closed. Most KVM devices use...

UBUNTU-CVE-2022-49669

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix race on unaccepted mptcp sockets When the listener socket owning the relevant request is closed, it frees the unaccepted subflows and that causes later deletion of the paired MPTCP sockets. The mptcp socket's worker ca...

UBUNTU-CVE-2022-49493

In the Linux kernel, the following vulnerability has been resolved: ASoC: rt5645: Fix errorenous cleanup order There is a logic error when removing rt5645 device as the function rt5645i2cremove first cancel the &rt5645-jackdetectwork and delete the &rt5645-btnchecktimer latter. However, since the...

UBUNTU-CVE-2022-49694

In the Linux kernel, the following vulnerability has been resolved: block: disable the elevator int delgendisk The elevator is only used for file system requests, which are stopped in delgendisk. Move disabling the elevator and freeing the scheduler tags to the end of delgendisk instead of doing...

UBUNTU-CVE-2022-49385

In the Linux kernel, the following vulnerability has been resolved: driver: base: fix UAF when driverattach failed When driverattachdrv; failed, the driverprivate will be freed. But it has been added to the bus, which caused a UAF. To fix it, we need to delete it from the bus when failed...

UBUNTU-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:...

UBUNTU-CVE-2022-49617

In the Linux kernel, the following vulnerability has been resolved: ASoC: Intel: sofsdw: handle errors on card registration If the card registration fails, typically because of deferred probes, the device properties added for headset codecs are not removed, which leads to kernel oopses in driver...

UBUNTU-CVE-2022-49338

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: CT: Fix cleanup of CT before cleanup of TC ct rules CT cleanup assumes that all tc rules were deleted first, and so is free to delete the CT shared resources e.g the draction fwdaction which is shared for all tuples. B...

UBUNTU-CVE-2022-49546

In the Linux kernel, the following vulnerability has been resolved: x86/kexec: fix memory leak of elf header buffer This is reported by kmemleak detector: unreferenced object 0xffffc900002a9000 size 4096: comm "kexec", pid 14950, jiffies 4295110793 age 373.951s hex dump first 32 bytes: 7f 45 4c 4...

UBUNTU-CVE-2022-49651

In the Linux kernel, the following vulnerability has been resolved: srcu: Tighten cleanupsrcustruct GP checks Currently, cleanupsrcustruct checks for a grace period in progress, but it does not check for a grace period that has not yet started but which might start at any time. Such a situation...

UBUNTU-CVE-2022-49549

In the Linux kernel, the following vulnerability has been resolved: x86/MCE/AMD: Fix memory leak when thresholdcreatebank fails In mcethresholdcreatedevice, if thresholdcreatebank fails, the previously allocated threshold banks array @bp will be leaked because the call to mcethresholdremovedevice...

UBUNTU-CVE-2022-49257

In the Linux kernel, the following vulnerability has been resolved: watchqueue: Fix NULL dereference in error cleanup In watchqueuesetsize, the error cleanup code doesn't take account of the fact that freepage can't handle a NULL pointer when trying to free up buffer pages that did get allocated...