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-2022-49304

In the Linux kernel, the following vulnerability has been resolved: drivers: tty: serial: Fix deadlock in sa1100settermios There is a deadlock in sa1100settermios, which is shown below: Thread 1 | Thread 2 | sa1100enablems sa1100settermios | modtimer spinlockirqsave //1 | wait a time ... |...

UBUNTU-CVE-2022-49271

In the Linux kernel, the following vulnerability has been resolved: cifs: prevent bad output lengths in smb2ioctlqueryinfo When calling smb2ioctlqueryinfo with smbqueryinfo::flags=PASSTHRUFSCTL and smbqueryinfo::outputbufferlength=0, the following would return 0x10 buffer = memdupuserarg +...

UBUNTU-CVE-2022-49678

In the Linux kernel, the following vulnerability has been resolved: soc: bcm: brcmstb: pm: pm-arm: Fix refcount leak in brcmstbpmprobe offindmatchingnode returns a node pointer with refcount incremented, we should use ofnodeput on it when not need anymore. Add missing ofnodeput to avoid refcount...

UBUNTU-CVE-2022-49524

In the Linux kernel, the following vulnerability has been resolved: media: pci: cx23885: Fix the error handling in cx23885initdev When the driver fails to call the dmasetmask, the driver will get the following splat: 55.853884 BUG: KASAN: use-after-free in processremoveddriver+0x3c/0x240 55.85448...

UBUNTU-CVE-2022-49327

In the Linux kernel, the following vulnerability has been resolved: bcache: avoid journal no-space deadlock by reserving 1 journal bucket The journal no-space deadlock was reported time to time. Such deadlock can happen in the following situation. When all journal buckets are fully filled by acti...

UBUNTU-CVE-2022-49618

In the Linux kernel, the following vulnerability has been resolved: pinctrl: aspeed: Fix potential NULL dereference in aspeedpinmuxsetmux pdesc could be null but still dereference pdesc-name and it will lead to a null pointer access. So we move a null check before dereference...

UBUNTU-CVE-2022-49046

In the Linux kernel, the following vulnerability has been resolved: i2c: dev: check return value when calling devsetname If devsetname fails, the devname is null, check the return value of devsetname to avoid the null-ptr-deref...

DEBIAN-CVE-2021-47632

In the Linux kernel, the following vulnerability has been resolved: powerpc/setmemory: Avoid spinlock recursion in changepageattr Commit 1f9ad21c3b38 "powerpc/mm: Implement setmemory routines" included a spinlock to changepageattr in order to safely perform the three step operations. But then...

CVE-2021-47632

In the Linux kernel, the following vulnerability has been resolved: powerpc/setmemory: Avoid spinlock recursion in changepageattr Commit 1f9ad21c3b38 "powerpc/mm: Implement setmemory routines" included a spinlock to changepageattr in order to safely perform the three step operations. But then...

UBUNTU-CVE-2021-47632

In the Linux kernel, the following vulnerability has been resolved: powerpc/setmemory: Avoid spinlock recursion in changepageattr Commit 1f9ad21c3b38 "powerpc/mm: Implement setmemory routines" included a spinlock to changepageattr in order to safely perform the three step operations. But then...

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-2022-49524 media: pci: cx23885: Fix the error handling in cx23885_initdev()

In the Linux kernel, the following vulnerability has been resolved: media: pci: cx23885: Fix the error handling in cx23885initdev When the driver fails to call the dmasetmask, the driver will get the following splat: 55.853884 BUG: KASAN: use-after-free in processremoveddriver+0x3c/0x240 55.85448...

CVE-2022-49524

CVE-2022-49524 relates to the Linux kernel media driver for cx23885 (pci) where the error path in cx23885_initdev() did not release I2C-related resources when dma_set_mask() failed. The concrete details describe that a failed dma_set_mask() leads to a use-after-free in __process_removed_driver, t...

CVE-2022-49524

In the Linux kernel, the following vulnerability has been resolved: media: pci: cx23885: Fix the error handling in cx23885initdev When the driver fails to call the dmasetmask, the driver will get the following splat: 55.853884 BUG: KASAN: use-after-free in processremoveddriver+0x3c/0x240 55.85448...

CVE-2022-49467 drm: msm: fix possible memory leak in mdp5_crtc_cursor_set()

In the Linux kernel, the following vulnerability has been resolved: drm: msm: fix possible memory leak in mdp5crtccursorset drmgemobjectlookup will call drmgemobjectget inside. So cursorbo needs to be put when msmgemgetandpiniova fails...

CVE-2022-49327 bcache: avoid journal no-space deadlock by reserving 1 journal bucket

In the Linux kernel, the following vulnerability has been resolved: bcache: avoid journal no-space deadlock by reserving 1 journal bucket The journal no-space deadlock was reported time to time. Such deadlock can happen in the following situation. When all journal buckets are fully filled by acti...

CVE-2022-49327 bcache: avoid journal no-space deadlock by reserving 1 journal bucket

In the Linux kernel, the following vulnerability has been resolved: bcache: avoid journal no-space deadlock by reserving 1 journal bucket The journal no-space deadlock was reported time to time. Such deadlock can happen in the following situation. When all journal buckets are fully filled by acti...

CVE-2022-49304 drivers: tty: serial: Fix deadlock in sa1100_set_termios()

In the Linux kernel, the following vulnerability has been resolved: drivers: tty: serial: Fix deadlock in sa1100settermios There is a deadlock in sa1100settermios, which is shown below: Thread 1 | Thread 2 | sa1100enablems sa1100settermios | modtimer spinlockirqsave //1 | wait a time ... |...

CVE-2021-47632 powerpc/set_memory: Avoid spinlock recursion in change_page_attr()

In the Linux kernel, the following vulnerability has been resolved: powerpc/setmemory: Avoid spinlock recursion in changepageattr Commit 1f9ad21c3b38 "powerpc/mm: Implement setmemory routines" included a spinlock to changepageattr in order to safely perform the three step operations. But then...