UBUNTU-CVE-2022-49606

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix sleep from invalid context BUG Taking the qosmutex to process RoCEv2 QP's on netdev events causes a kernel splat. Fix this by removing the handling for RoCEv2 in irdmacmteardownconnections that uses the mutex. Thi...

UBUNTU-CVE-2022-49538

In the Linux kernel, the following vulnerability has been resolved: ALSA: jack: Access inputdev under mutex It is possible when using ASoC that inputdev is unregistered while calling sndjackreport, which causes NULL pointer dereference. In order to prevent this serialize access to inputdev using...

UBUNTU-CVE-2022-49607

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fix data race between perfeventsetoutput and perfmmapclose Yang Jihing reported a race between perfeventsetoutput and perfmmapclose: CPU1 CPU2 perfmmapclosee2 if atomicdecandtest&e2-rb-mmapcount // 1 - 0 detachrest =...

UBUNTU-CVE-2022-49291

In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Fix races among concurrent hwparams and hwfree calls Currently we have neither proper check nor protection against the concurrent calls of PCM hwparams and hwfree ioctls, which may result in a UAF. Since the existing P...

UBUNTU-CVE-2022-49286

In the Linux kernel, the following vulnerability has been resolved: tpm: use trygetops in tpm-space.c As part of the series conversion to remove nested TPM operations: https://lore.kernel.org/all/[email protected]/ exposure of the chip-tpmmutex was removed fro...

UBUNTU-CVE-2022-49288

In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Fix races among concurrent prealloc proc writes We have no protection against concurrent PCM buffer preallocation changes via proc files, and it may potentially lead to UAF or some weird problem. This patch applies the...

CVE-2022-49193

In the Linux kernel, the following vulnerability has been resolved: ice: fix 'scheduling while atomic' on aux critical err interrupt There's a kernel BUG splat on processing aux critical error interrupts in icemiscintr: 2100.917085 BUG: scheduling while atomic: swapper/15/0/0x00010000...

DEBIAN-CVE-2022-49079

In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: traverse devices under chunkmutex in btrfscanactivatezone btrfscanactivatezone can be called with the devicelistmutex already held, which will lead to a deadlock: insertdevextents // Takes devicelistmutex -...

CVE-2022-49079

In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: traverse devices under chunkmutex in btrfscanactivatezone btrfscanactivatezone can be called with the devicelistmutex already held, which will lead to a deadlock: insertdevextents // Takes devicelistmutex -...

UBUNTU-CVE-2022-49195

In the Linux kernel, the following vulnerability has been resolved: net: dsa: fix panic on shutdown if multi-chip tree failed to probe DSA probing is atypical because a tree of devices must probe all at once, so out of N switches which call dsatreesetuproutingtable during probe, for N - 1 of them...

UBUNTU-CVE-2022-49079

In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: traverse devices under chunkmutex in btrfscanactivatezone btrfscanactivatezone can be called with the devicelistmutex already held, which will lead to a deadlock: insertdevextents // Takes devicelistmutex -...

CVE-2022-49606 RDMA/irdma: Fix sleep from invalid context BUG

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix sleep from invalid context BUG Taking the qosmutex to process RoCEv2 QP's on netdev events causes a kernel splat. Fix this by removing the handling for RoCEv2 in irdmacmteardownconnections that uses the mutex. Thi...

CVE-2022-49606

CVE-2022-49606 affects the Linux kernel RDMA/irdma path. The issue is a sleep (mutex) operation taken to process RoCEv2 QPs on netdev events, which can trigger a BUG: sleeping function called from invalid context in mutex_lock and lead to a kernel crash. The fix removes RoCEv2 handling in irdma_c...

CVE-2022-49606

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix sleep from invalid context BUG Taking the qosmutex to process RoCEv2 QP's on netdev events causes a kernel splat. Fix this by removing the handling for RoCEv2 in irdmacmteardownconnections that uses the mutex. Thi...

CVE-2022-49607 perf/core: Fix data race between perf_event_set_output() and perf_mmap_close()

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fix data race between perfeventsetoutput and perfmmapclose Yang Jihing reported a race between perfeventsetoutput and perfmmapclose: CPU1 CPU2 perfmmapclosee2 if atomicdecandtest&e2-rb-mmapcount // 1 - 0 detachrest =...

CVE-2022-49607

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fix data race between perfeventsetoutput and perfmmapclose Yang Jihing reported a race between perfeventsetoutput and perfmmapclose: CPU1 CPU2 perfmmapclosee2 if atomicdecandtest&e2-rb-mmapcount // 1 - 0 detachrest =...

CVE-2022-49606 RDMA/irdma: Fix sleep from invalid context BUG

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix sleep from invalid context BUG Taking the qosmutex to process RoCEv2 QP's on netdev events causes a kernel splat. Fix this by removing the handling for RoCEv2 in irdmacmteardownconnections that uses the mutex. Thi...

CVE-2022-49538 ALSA: jack: Access input_dev under mutex

In the Linux kernel, the following vulnerability has been resolved: ALSA: jack: Access inputdev under mutex It is possible when using ASoC that inputdev is unregistered while calling sndjackreport, which causes NULL pointer dereference. In order to prevent this serialize access to inputdev using...

CVE-2022-49538

In the Linux kernel, the following vulnerability has been resolved: ALSA: jack: Access inputdev under mutex It is possible when using ASoC that inputdev is unregistered while calling sndjackreport, which causes NULL pointer dereference. In order to prevent this serialize access to inputdev using...

CVE-2022-49538

CVE-2022-49538 affects the Linux kernel’s ALSA jack path in ASoC. The issue arises when input_dev is unregistered while snd_jack_report is called, potentially causing a NULL pointer dereference. The documented fix is to serialize access to input_dev using a mutex. The connected sources confirm th...