CVE-2021-4454

In the Linux kernel, the following vulnerability has been resolved: can: j1939: fix errant WARNONONCE in j1939sessiondeactivate The conclusion "j1939sessiondeactivate should be called with a session ref-count of at least 2" is incorrect. In some concurrent scenarios, j1939sessiondeactivate can be...

UBUNTU-CVE-2022-49751

In the Linux kernel, the following vulnerability has been resolved: w1: fix WARNING after calling w1process I got the following WARNING message while removing driverds2482: ------------ cut here ------------ do not call blocking ops when !TASKRUNNING; state=1 set at w1process+0x9e/0x1d0 wire...

UBUNTU-CVE-2023-52935

In the Linux kernel, the following vulnerability has been resolved: mm/khugepaged: fix -anonvma race If an -anonvma is attached to the VMA, collapseandfreepmd requires it to be locked. Page table traversal is allowed under any one of the mmap lock, the anonvma lock if the VMA is associated with a...

UBUNTU-CVE-2022-49742

In the Linux kernel, the following vulnerability has been resolved: f2fs: initialize locks earlier in f2fsfillsuper syzbot is reporting lockdep warning at f2fshandleerror 1, for spinlock&sbi-errorlock is called before spinlockinit is called. For safe locking in error handling, move initialization...

CVE-2023-53031

In the Linux kernel, the following vulnerability has been resolved: powerpc/imc-pmu: Fix use of mutex in IRQs disabled section Current imc-pmu code triggers a WARNING with CONFIGDEBUGATOMICSLEEP and CONFIGPROVELOCKING enabled, while running a threadimc event. Command to trigger the warning: perf...

CVE-2023-53031

In CVE-2023-53031, the Linux kernel vulnerability affects the POWER9/PowerPC imc-pmu code where a mutex is used in sections where IRQs are disabled. The underlying issue is that mutex_lock may call __might_resched(), which can emit a warning when IRQs are disabled, potentially triggering sleep-re...

CVE-2023-53031 powerpc/imc-pmu: Fix use of mutex in IRQs disabled section

In the Linux kernel, the following vulnerability has been resolved: powerpc/imc-pmu: Fix use of mutex in IRQs disabled section Current imc-pmu code triggers a WARNING with CONFIGDEBUGATOMICSLEEP and CONFIGPROVELOCKING enabled, while running a threadimc event. Command to trigger the warning: perf...

CVE-2023-53030

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: Avoid use of GFPKERNEL in atomic context Using GFPKERNEL in preemption disable context, causing below warning when CONFIGDEBUGATOMICSLEEP is enabled. 32.542271 BUG: sleeping function called from invalid context at...

CVE-2023-52990

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CVE-2023-52990

Removed by vendor...

CVE-2023-52990

The CVE-2023-52990 entry is rejected/not used; it does not represent an active vulnerability entry.

CVE-2022-49753 dmaengine: Fix double increment of client_count in dma_chan_get()

In the Linux kernel, the following vulnerability has been resolved: dmaengine: Fix double increment of clientcount in dmachanget The first time dmachanget is called for a channel the channel clientcount is incorrectly incremented twice for public channels, first in balancerefcount, and again prio...

CVE-2022-49751 w1: fix WARNING after calling w1_process()

In the Linux kernel, the following vulnerability has been resolved: w1: fix WARNING after calling w1process I got the following WARNING message while removing driverds2482: ------------ cut here ------------ do not call blocking ops when !TASKRUNNING; state=1 set at w1process+0x9e/0x1d0 wire...

CVE-2022-49751

In the Linux kernel, the following vulnerability has been resolved: w1: fix WARNING after calling w1process I got the following WARNING message while removing driverds2482: ------------ cut here ------------ do not call blocking ops when !TASKRUNNING; state=1 set at w1process+0x9e/0x1d0 wire...

CVE-2022-49751

CVE-2022-49751 corresponds to a Linux kernel issue where, during removal of the ds2482 driver, a warning is produced: do not call blocking ops when !TASK_RUNNING; state=1 in w1_process(). The fix involves altering w1_process() so that when the loop breaks, the task state is set to TASK_RUNNING to...

CVE-2022-49751 w1: fix WARNING after calling w1_process()

In the Linux kernel, the following vulnerability has been resolved: w1: fix WARNING after calling w1process I got the following WARNING message while removing driverds2482: ------------ cut here ------------ do not call blocking ops when !TASKRUNNING; state=1 set at w1process+0x9e/0x1d0 wire...

CVE-2022-49751 w1: fix WARNING after calling w1_process()

In the Linux kernel, the following vulnerability has been resolved: w1: fix WARNING after calling w1process I got the following WARNING message while removing driverds2482: ------------ cut here ------------ do not call blocking ops when !TASKRUNNING; state=1 set at w1process+0x9e/0x1d0 wire...

CVE-2022-49742 f2fs: initialize locks earlier in f2fs_fill_super()

In the Linux kernel, the following vulnerability has been resolved: f2fs: initialize locks earlier in f2fsfillsuper syzbot is reporting lockdep warning at f2fshandleerror 1, for spinlock&sbi-errorlock is called before spinlockinit is called. For safe locking in error handling, move initialization...

CVE-2023-52928 bpf: Skip invalid kfunc call in backtrack_insn

In the Linux kernel, the following vulnerability has been resolved: bpf: Skip invalid kfunc call in backtrackinsn The verifier skips invalid kfunc call in checkkfunccall, which would be captured in fixupkfunccall if such insn is not eliminated by dead code elimination. However, this can lead to t...

CVE-2021-4454 can: j1939: fix errant WARN_ON_ONCE in j1939_session_deactivate

In the Linux kernel, the following vulnerability has been resolved: can: j1939: fix errant WARNONONCE in j1939sessiondeactivate The conclusion "j1939sessiondeactivate should be called with a session ref-count of at least 2" is incorrect. In some concurrent scenarios, j1939sessiondeactivate can be...