Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989559)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989559 advisory. In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Fix races among concurrent prealloc proc writes We have no protection against concurre...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-989810)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989810 advisory. In the Linux kernel, the following vulnerability has been resolved: leds: class: Protect brightnessshow with ledcdev-ledaccess mutex There is NULL pointer issue...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: pinmux: The race condition that caused muxowner to become NULL with an active muxusecount has been fixed. The commit 5a3e85c3c397 “pinmux: Use sequential access to access desc-pinmux data“” attempted to address this issue by...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: eventpoll: Do not decrement the ep refcount while still holding the ep mutex. Jann Horn points out that epoll decrements the ep refcount and then performs mutexunlock&ep-mtx. This is incorrect, as it can lead to a use-after-free...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fixed the race condition related to completed calls. When a call receives an event such as incoming data, the call is placed on the socket’s queue. A thread that is processing recvmsg can be awakened to process this event...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: drm/xe: Fixed an issue where an invalid lock was taken on a wedge. If devices like GuC upload are wedged, the submission is not yet enabled, and the state has not even been initialized. This fix prevents the wedge-related calls...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: IB/mlx5: Fixed a potential deadlock in MR deregistration The issue arises when kzalloc is invoked while holding umemmutex or any other lock acquired under umemmutex. This is problematic because kzalloc can trigger fsreclaimaqcuir...

kernel: Bluetooth: L2CAP: Fix user-after-free

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix user-after-free This uses l2capchanholdunlesszero after calling l2capgetchanblah to prevent the following trace: Bluetooth: l2capcore.c:static void l2capchandestroystruct kref kref Bluetooth: chan...

Siemens SIMATIC Devices Use of Uninitialized Resource (CVE-2024-35950)

drm/client: Fully protect modes with dev-modeconfig.mutex This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if description scriptid503496; scriptversion"1.2";...

EUVD-2022-54626

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix sleep from invalid context BUG Taking the qosmutex to process RoCEv2 QP's on netdev events causes a kernel splat. Fix this by removing the handling for RoCEv2 in irdmacmteardownconnections that uses the mutex. Thi...

PT-2025-49058

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw related to a lock inversion deadlock between vsock register mutex and sk lock-AF VSOCK when the vsock linger function is called. This issue stemmed from ...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987554)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987554 advisory. In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Fix potential AB/BA lock with buffermutex and mmaplock syzbot caught a potential...

PT-2025-51628

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains an issue related to the cleanup of Precision Time Protocol PTP resources when a driver is removed, particularly in error scenarios. The problem arises from...

EUVD-2025-34593

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: fs, fix UAF in flow counter release Fix a kernel trace 1 caused by releasing an HWS action of a local flow counter in mlx5cmdhwsdeletefte, where the HWS action refcount and mutex were not initialized and the counter...

UBUNTU-CVE-2025-39979

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: fs, fix UAF in flow counter release Fix a kernel trace 1 caused by releasing an HWS action of a local flow counter in mlx5cmdhwsdeletefte, where the HWS action refcount and mutex were not initialized and the counter...

CVE-2025-39979

CVE-2025-39979 affects the Linux kernel component involving net/mlx5 fs flow actions. The issue arises in releasing a local flow counter (mlx5_cmd_hws_delete_fte) where the HWS action refcount and mutex were not initialized, allowing a potential use-after-free of the counter struct when deleting ...

CVE-2025-39979 net/mlx5: fs, fix UAF in flow counter release

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: fs, fix UAF in flow counter release Fix a kernel trace 1 caused by releasing an HWS action of a local flow counter in mlx5cmdhwsdeletefte, where the HWS action refcount and mutex were not initialized and the counter...

PT-2025-42254

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a use-after-free issue within the mlx5 network component, specifically related to the release of flow counter hardware structures HWS actions. This flaw occurs...

kernel: idpf: convert control queue mutex to a spinlock

In the Linux kernel, the following vulnerability has been resolved: idpf: convert control queue mutex to a spinlock With VIRTCHNL2CAPMACFILTER enabled, the following warning is generated on module load: 324.701677 BUG: sleeping function called from invalid context at kernel/locking/mutex.c:578...

OESA-2025-2409 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: pinctrl: mcp23s08: Fix sleeping in atomic context due to regmap locking If a device uses MCP23xxx IO expander to receive IRQs, the following bug can happen: BUG:...