CVE-2022-50849 pstore: Avoid kcore oops by vmap()ing with VM_IOREMAP

In the Linux kernel, the following vulnerability has been resolved: pstore: Avoid kcore oops by vmaping with VMIOREMAP An oops can be induced by running 'cat /proc/kcore /dev/null' on devices using pstore with the ram backend because kmapatomic assumes lowmem pages are accessible with va. Unable ...

CVE-2022-50849

In the Linux kernel, the following vulnerability has been resolved: pstore: Avoid kcore oops by vmaping with VMIOREMAP An oops can be induced by running 'cat /proc/kcore /dev/null' on devices using pstore with the ram backend because kmapatomic assumes lowmem pages are accessible with va. Unable ...

CVE-2023-54233 ASoC: SOF: avoid a NULL dereference with unsupported widgets

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: avoid a NULL dereference with unsupported widgets If an IPC4 topology contains an unsupported widget, its .moduleinfo field won't be set, then sofipc4routesetup will cause a kernel Oops trying to dereference it. Add a...

CVE-2023-54220 serial: 8250: Fix oops for port->pm on uart_change_pm()

In the Linux kernel, the following vulnerability has been resolved: serial: 8250: Fix oops for port-pm on uartchangepm Unloading a hardware specific 8250 driver can produce error "Unable to handle kernel paging request at virtual address" about ten seconds after unloading the driver. This happens...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992353)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992353 advisory. In the Linux kernel, the following vulnerability has been resolved: dmaengine: sf-pdma: Add multithread support for a DMA channel When we get a DMA channel and try t...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992461)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992461 advisory. In the Linux kernel, the following vulnerability has been resolved: cpufreq: qcom: fix writes in read-only memory region This commit fixes a kernel oops because of ...

CVE-2023-54167: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: m68k: mm: Move initrd phystovirt handling after paginginit When booting with an initial ramdisk on platforms where physical memory does not start at address zero e.g. on Amiga: initrd: 0ef0602c - 0f800000 Zone ranges: DMA mem...

CVE-2023-54263: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/kms/nv50-: init hpdirqlock for PIOR DP Fixes OOPS on boards with ANX9805 DP encoders...

CVE-2023-54326: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: misc: pciendpointtest: Free IRQs before removing the device In pciendpointtestremove, freeing the IRQs after removing the device creates a small race window for IRQs to be received with the test device memory already released,...

CVE-2023-54308: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ALSA: ymfpci: Create card with device-managed snddevmcardnew sndcardymfpciremove was removed in commit c6e6bb5eab74 "ALSA: ymfpci: Allocate resources with device-managed APIs", but the call to sndcardnew was not replaced with...

CVE-2022-50879: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: objtool: Fix SEGFAULT findinsn will return NULL in case of failure. Check insn in order to avoid a kernel Oops for NULL pointer dereference...

CVE-2023-54276: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: nfsd: move init of percpu replycachestats counters back to nfsdinitnet Commit f5f9d4a314da "nfsd: move reply cache initialization into nfsd startup" moved the initialization of the reply cache into nfsd startup, but didn't accoun...

CVE-2023-54269: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: double free xprtctxt while still in use When an RPC request is deferred, the rqxprtctxt pointer is moved out of the svcrqst into the svcdeferredreq. When the deferred request is revisited, the pointer is copied into the n...

CVE-2023-54258: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: cifs: fix potential oops in cifsoplockbreak With deferred close we can have closes that race with lease breaks, and so with the current checks for whether to send the lease response, oplockresponse, this can mean that an unmount...

CVE-2023-54244: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ACPI: EC: Fix oops when removing custom query handlers When removing custom query handlers, the handler might still be used inside the EC query workqueue, causing a kernel oops if the module holding the callback function was...

CVE-2022-50849: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: pstore: Avoid kcore oops by vmaping with VMIOREMAP An oops can be induced by running 'cat /proc/kcore /dev/null' on devices using pstore with the ram backend because kmapatomic assumes lowmem pages are accessible with va. Unable ...

CVE-2023-54242: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: block, bfq: Fix division by zero error on zero wsum When the weighted sum is zero the calculation of limit causes a division by zero error. Fix this by continuing to the next level. This was discovered by running as root: stress-...

CVE-2023-54233: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: avoid a NULL dereference with unsupported widgets If an IPC4 topology contains an unsupported widget, its .moduleinfo field won't be set, then sofipc4routesetup will cause a kernel Oops trying to dereference it. Add a...

CVE-2023-54220: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: serial: 8250: Fix oops for port-pm on uartchangepm Unloading a hardware specific 8250 driver can produce error "Unable to handle kernel paging request at virtual address" about ten seconds after unloading the driver. This happens...

CVE-2023-54195: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix timeout of a call that hasn't yet been granted a channel afsmakecall calls rxrpckernelbegincall to begin a call which may get stalled in the background waiting for a connection to become available; it then calls...