PT-2026-52317

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists during driver removal in the Precision Time Protocol PTP OCP implementation. The ptp ocp detach function frees pin resources before calling ptp clock...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: fbcon: Set fbdisplayi-mode to NULL when the mode is released. Recently, we discovered the following issue through syzkaller: BUG: KASAN: Slab-use-after-free in fbmodeisequal+0x285/0x2f0 A read of size 4 at address ff11000001b3c69...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: PCI/pwrctrl: Cancel outstanding rescan work when unregistering. It is possible to trigger a use-after-free situation here by: a forcing rescanworkfunc to take a long time, and b using a pwrctrl driver that may be unloaded for som...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath12k – Fixed a memory leak in ath12kqmidrivereventwork Currently, the buffer pointed to by event is not freed when the ATH12KFLAGUNREGISTERING bit is set. This causes a memory leak. To address this issue, add a goto...

Astra Linux - уязвимость в linux-6.1

In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpm: fixed a use-after-free case in tcpmregistersourcecaps. There might be a potential use-after-free case in tcpmregistersourcecaps. This could occur when: - New say, invalid source caps are advertised. - Existing...

Astra Linux – Vulnerabilities in Linux-6.1, Linux-5.15, Linux-5.10

In the Linux kernel, the following vulnerability has been resolved: net: avoid race conditions between device unregistration and ethl operations. The following error can occur if a device is unregistered while its channel count is being modified: DEBUGLOCKSWARNONlock-magic != lock WARNING: CPU: 3...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ACPI: processoridle: A memory leak was fixed in acpiprocessorpowerexit. After the CPU idle device was unregistered, the memory associated with it wasn’t freed, resulting in a memory leak: unreferenced object 0xffff896282f6c000 si...

EUVD-2026-27793

In the Linux kernel, the following vulnerability has been resolved: team: avoid NETDEVCHANGEMTU event when unregistering slave syzbot is reporting unregisternetdevice: waiting for netdevsim0 to become free. Usage count = 3 reftracker: netdev@ffff88807dcf8618 has 1/2 users at netdevtrackeralloc...

CVE-2026-43234

In the Linux kernel, the following vulnerability has been resolved: team: avoid NETDEVCHANGEMTU event when unregistering slave syzbot is reporting unregisternetdevice: waiting for netdevsim0 to become free. Usage count = 3 reftracker: netdev@ffff88807dcf8618 has 1/2 users at netdevtrackeralloc...

CVE-2026-43234

In the Linux kernel, the following vulnerability has been resolved: team: avoid NETDEVCHANGEMTU event when unregistering slave syzbot is reporting unregisternetdevice: waiting for netdevsim0 to become free. Usage count = 3 reftracker: netdev@ffff88807dcf8618 has 1/2 users at netdevtrackeralloc...

CVE-2026-43234

CVE-2026-43234 concerns the Linux kernel team driver. The issue arises when unregistering a slave from a team interface while a NETDEV_CHANGEMTU event is pending, potentially causing a deadlock/resource exhaustion and system unresponsiveness as shown by reproduction steps involving creating a tea...

CVE-2026-43234 team: avoid NETDEV_CHANGEMTU event when unregistering slave

In the Linux kernel, the following vulnerability has been resolved: team: avoid NETDEVCHANGEMTU event when unregistering slave syzbot is reporting unregisternetdevice: waiting for netdevsim0 to become free. Usage count = 3 reftracker: netdev@ffff88807dcf8618 has 1/2 users at netdevtrackeralloc...

CVE-2026-43234 team: avoid NETDEV_CHANGEMTU event when unregistering slave

In the Linux kernel, the following vulnerability has been resolved: team: avoid NETDEVCHANGEMTU event when unregistering slave syzbot is reporting unregisternetdevice: waiting for netdevsim0 to become free. Usage count = 3 reftracker: netdev@ffff88807dcf8618 has 1/2 users at netdevtrackeralloc...

PT-2026-37574

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the team driver where a NETDEV CHANGEMTU event is triggered during the unregistration of a slave. This can lead to a situation where the system waits for a network...

CVE-2026-43027

A flaw was found in the Linux kernel's netfilter subsystem, specifically within the nfconntrackhelper. When a connection tracking helper is unregistered, its associated expectations are not properly cleaned up. This oversight can lead to a use-after-free vulnerability, where the system attempts t...

CVE-2026-31532

A flaw was found in the Linux kernel's Controller Area Network CAN raw socket implementation. A use-after-free vulnerability can occur due to a timing window during the unregistration of CAN receive filters, allowing a freed memory region to be accessed. This could lead to system instability or a...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010894)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010894 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/mipi-dsi: Detach devices when removing the host Whenever the MIPI-DSI host is unregistered, t...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010868)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010868 advisory. In the Linux kernel, the following vulnerability has been resolved: vme: Fix error not catched in fakeinit In fakeinit, rootdeviceregister is possible to fail but it...

CVE-2026-23392

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: release flowtable after rcu grace period on error Call synchronizercu after unregistering the hooks from error path, since a hook that already refers to this flowtable can be already registered, exposing this...

UBUNTU-CVE-2026-23392

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: release flowtable after rcu grace period on error Call synchronizercu after unregistering the hooks from error path, since a hook that already refers to this flowtable can be already registered, exposing this...