AZL-83378 CVE-2026-31473 affecting package kernel for versions less than 6.6.134.1-2

In the Linux kernel, the following vulnerability has been resolved: media: mc, v4l2: serialize REINIT and REQBUFS with reqqueuemutex MEDIAREQUESTIOCREINIT can run concurrently with VIDIOCREQBUFS0 queue teardown paths. This can race request object cleanup against vb2 queue cancellation and lead to...

CVE-2026-31516 xfrm: prevent policy_hthresh.work from racing with netns teardown

In the Linux kernel, the following vulnerability has been resolved: xfrm: prevent policyhthresh.work from racing with netns teardown A XFRMMSGNEWSPDINFO request can queue the per-net work item policyhthresh.work onto the system workqueue. The queued callback, xfrmhashrebuild, retrieves the...

CVE-2026-31516 xfrm: prevent policy_hthresh.work from racing with netns teardown

In the Linux kernel, the following vulnerability has been resolved: xfrm: prevent policyhthresh.work from racing with netns teardown A XFRMMSGNEWSPDINFO request can queue the per-net work item policyhthresh.work onto the system workqueue. The queued callback, xfrmhashrebuild, retrieves the...

CVE-2026-31508 net: openvswitch: Avoid releasing netdev before teardown completes

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: Avoid releasing netdev before teardown completes The patch cited in the Fixes tag below changed the teardown code for OVS ports to no longer unconditionally take the RTNL. After this change, the netdevdestroy...

CVE-2026-31508

The CVE-2026-31508 issue affects the Linux kernel in the Open vSwitch teardown path. The root cause is that after a patch, the teardown code for OVS ports no longer unconditionally takes the RTNL, allowing netdev_destroy() to finish and free the netdev before unregistration completes if the IFF_O...

CVE-2026-31508 net: openvswitch: Avoid releasing netdev before teardown completes

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: Avoid releasing netdev before teardown completes The patch cited in the Fixes tag below changed the teardown code for OVS ports to no longer unconditionally take the RTNL. After this change, the netdevdestroy...

CVE-2026-31485 spi: spi-fsl-lpspi: fix teardown order issue (UAF)

In the Linux kernel, the following vulnerability has been resolved: spi: spi-fsl-lpspi: fix teardown order issue UAF There is a teardown order issue in the driver. The SPI controller is registered using devmspiregistercontroller, which delays unregistration of the SPI controller until after the...

CVE-2026-31485

The CVE-2026-31485 issue affects the Linux kernel SPI driver for the FSL LPSPI controller. Root cause: teardown order when unregistering the SPI controller can race with in-flight DMA transfers, causing a NULL pointer dereference (UAF) and an I/O error in DMA RX during a transfer. The documented ...

CVE-2026-31485 spi: spi-fsl-lpspi: fix teardown order issue (UAF)

In the Linux kernel, the following vulnerability has been resolved: spi: spi-fsl-lpspi: fix teardown order issue UAF There is a teardown order issue in the driver. The SPI controller is registered using devmspiregistercontroller, which delays unregistration of the SPI controller until after the...

CVE-2026-31446

CVE-2026-31446 is a Linux kernel/ext4 vulnerability describing a use-after-free in update_super_work during unmount races. The root cause: update_super_work calls ext4_notify_error_sysfs() -> sysfs_notify() after ext4_unregister_sysfs() frees the kobject, leading to a stale kernfs_node access....

CVE-2026-31446 ext4: fix use-after-free in update_super_work when racing with umount

In the Linux kernel, the following vulnerability has been resolved: ext4: fix use-after-free in updatesuperwork when racing with umount Commit b98535d09179 "ext4: fix bugon in startthishandle during umount filesystem" moved ext4unregistersysfs before flushing ssbupdwork to prevent new error work...

CVE-2026-31446 ext4: fix use-after-free in update_super_work when racing with umount

In the Linux kernel, the following vulnerability has been resolved: ext4: fix use-after-free in updatesuperwork when racing with umount Commit b98535d09179 "ext4: fix bugon in startthishandle during umount filesystem" moved ext4unregistersysfs before flushing ssbupdwork to prevent new error work...

PT-2026-34390

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A teardown order issue exists in the spi-fsl-lpspi driver. The SPI controller is registered using devm spi register controller, which delays unregistration until after the fsl lpspi remo...

PT-2026-34413

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the openvswitch component of the Linux kernel where a network device netdev may be released before the teardown process is fully completed. This occurs because the ovs...

CVE-2026-31516: Concurrent Execution using Shared Resource with Improper Synchronization

In the Linux kernel, the following vulnerability has been resolved: xfrm: prevent policyhthresh.work from racing with netns teardown A XFRMMSGNEWSPDINFO request can queue the per-net work item policyhthresh.work onto the system workqueue. The queued callback, xfrmhashrebuild, retrieves the...

Linux Distros Unpatched Vulnerability : CVE-2026-31508

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: openvswitch: Avoid releasing netdev before teardown completes The patch cited in the Fixes tag below changed the teardown code for OVS ports to no longer...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013859)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013859 advisory. In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix memleak in skpsockqueuemsg If tcpbpfsendmsg is running during a tear down...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013715)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013715 advisory. In the Linux kernel, the following vulnerability has been resolved: drivers/perf: hisi: Don't migrate perf to the CPU going to teardown The driver needs to migrate t...

PT-2026-43946

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 7.0.11-1.1 Description A null-pointer dereference occurs in the rbd module when device add disk fails after device add has successfully published the device. In this scenario, the error path triggers a double...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-013206)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013206 advisory. In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix double uncharge the mem of skmsg If tcpbpfsendmsg is running during a tear down...