DEBIAN-CVE-2022-50006

In the Linux kernel, the following vulnerability has been resolved: NFSv4.2 fix problems with nfs42sscopen A destination server while doing a COPY shouldn't accept using the passed in filehandle if its not a regular filehandle. If allocfilepseudo has failed, we need to decrement a reference on th...

CVE-2022-49997

In the Linux kernel, the following vulnerability has been resolved: net: lantiqxrx200: restore buffer if memory allocation failed In a situation where memory allocation fails, an invalid buffer address is stored. When this descriptor is used again, the system panics in the buildskb function when...

DEBIAN-CVE-2022-49999

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix space cache corruption and potential double allocations When testing spacecache v2 on a large set of machines, we encountered a few symptoms: 1. "unable to add free space :-17" EEXIST errors. 2. Missing free space info...

DEBIAN-CVE-2022-49997

In the Linux kernel, the following vulnerability has been resolved: net: lantiqxrx200: restore buffer if memory allocation failed In a situation where memory allocation fails, an invalid buffer address is stored. When this descriptor is used again, the system panics in the buildskb function when...

DEBIAN-CVE-2022-49961

In the Linux kernel, the following vulnerability has been resolved: bpf: Do markchainprecision for ARGCONSTALLOCSIZEORZERO Precision markers need to be propagated whenever we have an ARGCONST style argument, as the verifier cannot consider imprecise scalars to be equivalent for the purposes of...

DEBIAN-CVE-2022-49950

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: fix memory corruption on open The probe session-duplication overflow check incremented the session count also when there were no more available sessions so that memory beyond the fixed-size slab-allocated session...

DEBIAN-CVE-2022-49947

In the Linux kernel, the following vulnerability has been resolved: binder: fix alloc-vmavmmm null-ptr dereference Syzbot reported a couple issues introduced by commit 44e602b4e52f "binderalloc: add missing mmaplock calls when using the VMA", in which we attempt to acquire the mmaplock when...

UBUNTU-CVE-2022-50226

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp - Use kzalloc for sev ioctl interfaces to prevent kernel memory leak For some sev ioctl interfaces, input may be passed that is less than or equal to SEVFWBLOBMAXSIZE, but larger than the data that PSP firmware return...

UBUNTU-CVE-2022-50025

In the Linux kernel, the following vulnerability has been resolved: cxl: Fix a memory leak in an error handling path A bitmapzalloc must be balanced by a corresponding bitmapfree in the error handling path of afuallocateirqs...

UBUNTU-CVE-2022-50006

In the Linux kernel, the following vulnerability has been resolved: NFSv4.2 fix problems with nfs42sscopen A destination server while doing a COPY shouldn't accept using the passed in filehandle if its not a regular filehandle. If allocfilepseudo has failed, we need to decrement a reference on th...

UBUNTU-CVE-2022-50021

In the Linux kernel, the following vulnerability has been resolved: ext4: block range must be validated before use in ext4mbclearbb Block range to free is validated in ext4freeblocks using ext4inodeblockvalid and then it's passed to ext4mbclearbb. However in some situations on bigalloc file syste...

UBUNTU-CVE-2022-50151

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: fix random warning message when driver load Warning log: 4.141392 Unexpected gfp: 0x4 GFPDMA32. Fixing up to gfp: 0xa20 GFPATOMIC. Fix your code! 4.150340 CPU: 1 PID: 175 Comm: 1-0050 Not tainted...

UBUNTU-CVE-2022-49961

In the Linux kernel, the following vulnerability has been resolved: bpf: Do markchainprecision for ARGCONSTALLOCSIZEORZERO Precision markers need to be propagated whenever we have an ARGCONST style argument, as the verifier cannot consider imprecise scalars to be equivalent for the purposes of...

UBUNTU-CVE-2022-50187

In the Linux kernel, the following vulnerability has been resolved: ath11k: fix netdev open race Make sure to allocate resources needed before registering the device. This specifically avoids having a racing open trigger a BUGON in modtimer when ath11kmacopstart is called before the monreaptimer ...

UBUNTU-CVE-2022-49959

In the Linux kernel, the following vulnerability has been resolved: openvswitch: fix memory leak at failed datapath creation ovsdpcmdnew-ovsdpchange-ovsdpsetupcallportids allocates array via kmalloc. If for some reason newvport fails during ovsdpcmdnew dp-upcallportids must be freed. Add missing...

UBUNTU-CVE-2022-50170

In the Linux kernel, the following vulnerability has been resolved: kunit: executor: Fix a memory leak on failure in kunitfiltertests It's possible that memory allocation for 'filtered' will fail, but for the copy of the suite to succeed. In this case, the copy could be leaked. Properly free 'cop...

UBUNTU-CVE-2022-50129

In the Linux kernel, the following vulnerability has been resolved: RDMA/srpt: Fix a use-after-free Change the LIO port members inside struct srptport from regular members into pointers. Allocate the LIO port data structures from inside srptmaketport and free these from inside srptmaketport. Keep...

CVE-2022-50219 bpf: Fix KASAN use-after-free Read in compute_effective_progs

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix KASAN use-after-free Read in computeeffectiveprogs Syzbot found a Use After Free bug in computeeffectiveprogs. The reproducer creates a number of BPF links, and causes a fault injected alloc to fail, while calling...

CVE-2022-50219 bpf: Fix KASAN use-after-free Read in compute_effective_progs

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix KASAN use-after-free Read in computeeffectiveprogs Syzbot found a Use After Free bug in computeeffectiveprogs. The reproducer creates a number of BPF links, and causes a fault injected alloc to fail, while calling...

CVE-2022-50219

In CVE-2022-50219, the issue is in the Linux kernel’s BPF subsystem. Syzbot reported a use-after-free in compute_effective_progs when detaching BPF links, where a freed memory path could be dereferenced by update_effective_progs() leading to a KASAN UAF. The fix removes the pointer from the cgrou...