CVE-2026-31486 hwmon: (pmbus/core) Protect regulator operations with mutex

In the Linux kernel, the following vulnerability has been resolved: hwmon: pmbus/core Protect regulator operations with mutex The regulator operations pmbusregulatorgetvoltage, pmbusregulatorsetvoltage, and pmbusregulatorlistvoltage access PMBus registers and shared data but were not protected by...

CVE-2026-31473 media: mc, v4l2: serialize REINIT and REQBUFS with req_queue_mutex

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-2026-31473 media: mc, v4l2: serialize REINIT and REQBUFS with req_queue_mutex

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-2026-31446 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

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....

kernel: mlxsw: spectrum_mr: Fix use-after-free when updating multicast route stats

In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrummr: Fix use-after-free when updating multicast route stats Cited commit added a dedicated mutex instead of RTNL to protect the multicast route list, so that it will not change while the driver periodically traverse...

kernel: mlxsw: spectrum_mr: Fix use-after-free when updating multicast route stats

In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrummr: Fix use-after-free when updating multicast route stats Cited commit added a dedicated mutex instead of RTNL to protect the multicast route list, so that it will not change while the driver periodically traverse...

Linux kernel 安全漏洞

The Linux kernel is the core used by the open-source operating system Linux developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the lack of mutual exclusion locks in the regulator operations within the pmbus core,...

PT-2026-34351

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the ext4 file system during the unmount process. The problem occurs when update super work races with umount, specifically when ext4 notify error sysfs...

PT-2026-34391

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description Race conditions can occur in the hwmon pmbus/core component because the regulator operations pmbus regulator get voltage, pmbus regulator set voltage, and pmbus regulator list voltage...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013509)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013509 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/client: Fully protect modes with dev-modeconfig.mutex The modes array contains pointers to...

PT-2026-34385

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A potential deadlock exists in the tracing component during CPU hotplug operations involving osnoise. The issue occurs when a specific sequence of events involving mutex lock&interface...

PT-2026-34378

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the media mc and v4l2 components where MEDIA REQUEST IOC REINIT can run concurrently with VIDIOC REQBUFS0 queue teardown paths. This concurrency can cause...

Linux Distros Unpatched Vulnerability : CVE-2026-31473

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - media: mc, v4l2: serialize REINIT and REQBUFS with reqqueuemutex MEDIAREQUESTIOCREINIT can run concurrently with VIDIOCREQBUFS0 queue teardown paths. This can...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013543)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013543 advisory. In the Linux kernel, the following vulnerability has been resolved: net/smc: fix potential panic dues to unprotected smcllcsrvaddlink There is a certain chance to...

EUVD-2026-24498

Oxia is a metadata store and coordination system. Prior to 0.16.2, a race condition between session heartbeat processing and session closure can cause the server to panic with send on closed channel. The heartbeat method uses a blocking channel send while holding a mutex, and under specific timin...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-011239)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011239 advisory. In the Linux kernel, the following vulnerability has been resolved: net/smc: fix potential panic dues to unprotected smcllcsrvaddlink There is a certain chance to...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013101)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013101 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: release mutex after nftgcseqend from abort path The commit mutex should not ...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010970)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010970 advisory. In the Linux kernel, the following vulnerability has been resolved: mmc: vub300: fix warning - do not call blocking ops when !TASKRUNNING vub300enablesdioirq works...

Unity Linux 20.1050e / 20.1070e Security Update: kernel (UTSA-2026-011041)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011041 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: release mutex after nftgcseqend from abort path The commit mutex should not ...