Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: workqueue: The issue related to selecting the wakecpu in kickpool has been fixed. With cpupossiblemask=0-63 and cpuonlinemask=0-7, the following kernel error was observed: smp: Bringing up secondary CPUs… smp: Brought up 1 node, ...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: EFI: Fixed a NULL dereference in the initialization error path. In cases where runtime services are not supported or have been disabled, the workqueue for those services will never be allocated. Do not attempt to destroy the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Nouveau: The offload fence uevents function is now processed via the workqueue. This should prevent a deadlock between the fctx lock and the irq lock. The processing of uevents is offloaded from the irq to the workqueue...

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

In the Linux kernel, the following vulnerability has been resolved: locking/wwmutex/test: Fixed potential corruption of the workqueue. In some cases, when running with the test-wwmutex code, I observed unusual behaviors where, sometimes, flushworkqueue seemed to return before all work threads had...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix inversion dependency warning while enabling IPsec tunnel Attempt to enable IPsec packet offload in tunnel mode in debug kernel generates the following kernel panic, which is happening due to two issues: 1. In SA ad...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: A possible memory leak has been fixed in stmmacdvrprobe. The bitmapfree function should be called to release priv-afxdpzcqps when createsinglethreadworkqueue fails. Otherwise, a memory leak will occur. Therefore, we...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: stmmac: Clearing the variable when destroying the workqueue Currently, when suspending the driver and stopping the workqueue, it is checked whether workqueue is not NULL. If it is NULL, the workqueue is destroyed. The function...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: netpoll: Initialize the work queue before error checks. A kernel warning is prevented when the netconsole setup fails on devices with the IFFDISABLENETPOLL flag. The warning occurs because the cleanup process attempts to...

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

In the Linux kernel, the following vulnerability has been resolved: ice: Do not use the WQMEMRECLAIM flag for the workqueue. When both ice and the irdma driver are loaded, a warning is triggered in checkFlushDependency. This occurs because the ice driver’s workqueue is allocated with the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: power:supply:max77705: Fixed the error handling in the probe function related to the workqueue. The createsinglethreadworkqueue function no longer returns error pointers; instead, it returns NULL. Additionally, the workqueue was...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iavf: Error handling in iavfinitmodule has been fixed. The iavfinitmodule no longer destroys the workqueue when pciregisterdriver fails. Instead, call destroyworkqueue when pciregisterdriver fails to prevent a resource leak. This...

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

In the Linux kernel, the following vulnerability has been resolved: drm/msm/hdmi: Added a missing check for allocorderedworkqueue. Added a check on the return value of allocorderedworkqueue, as it may return a NULL pointer, causing a NULL pointer dereferencing in hdmihdcp.c and hdmihpd.c. Patch...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: A deadlock occurs when the svm range restore operation is performed at process exit. The code kfdprocessnotifierrelease flushes svmrangerestorework, which in turn calls svmrangelistlockandflushwork to flush...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Media: MediTech; vcodec: Fix for use-after-free in the encoder release path. The fopsvcodecrelease function frees the context structure ctx without first canceling any pending or ongoing operations in ctx-encodework. This creates...

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

In the Linux kernel, the following vulnerability has been resolved: ACPI: EC: Fixed an oops error when removing custom query handlers. When removing custom query handlers, the handler may still be used within the EC query workqueue. This could lead to a kernel oops if the module that holds the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: xhci: tegra: fix sleep in atomic call When we set the dual-role port to Host mode, we observed the following issues: - Splat: 167.057718 BUG: Sleeping function called from invalid context at include/linux/sched/mm.h:229...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ixgbevf: Fixed a resource leak in ixgbevfinitmodule. ixgbevfinitmodule no longer destroys the workqueue created by createsinglethreadworkqueue when pciregisterdriver fails. Added destroyworkqueue in the failure path to prevent...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net: microchip: sparx5: Fixed a potential null-ptr-deref in sparxstatsinit and sparx5start. sparxstatsinit calls createsinglethreadworkqueue, without checking the return value. This may result in NULL being returned. A...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Lag, fix failure to cancel delayed bond work Commit 0d4e8ed139d8 “net/mlx5: Lag, avoid lockdep warnings” accidentally removed a call to cancel delayed bond work. This may cause queued delays to expire and fall on work...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/vkms: Fixed a null-ptr-deref in vkmsrelease. A null-ptr-deref occurred when trying to destroy the workqueue in vkms-output.composerworkq during vkmsrelease. KASAN: Null-ptr-deref occurred in the range...