CVE-2026-74593

A flaw was found in the Linux kernel's schedext component. An incorrect locking order within the scxcgrouplock function can lead to a deadlock. This occurs when certain cgroup operations, such as enabling/disabling scx or removing a cgroup, happen concurrently with cpu.weight writes. A local...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: typec: displayport: Fixed a potential deadlock condition. The deadlock can occur due to a recursive lock acquisition of crostypecaltmodedata::mutex. The call chain is as follows: 1. crostypecaltmodework acquires the mutex. 2...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: hns3: Fixed a deadlock issue when externellb and reset are executed together. When externellb and reset are executed together, a deadlock may occur: 3147.217009 INFO: Task kworker/u321:0:7 was blocked for more than 120...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: core: sysfs: Fix a hang issue when the device state is set via sysfs This fix addresses a regression introduced in the commit f0f82e2476f6 “scsi: core: Fix capacity setting to zero after offlineizing a device”. The problem...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Fix potential AB/BA lock issue with buffermutex and mmaplock The syzbot tool detected a potential deadlock between the runtime-buffermutex and the mm-mmaplock. This issue arose due to the recent fix related to racy...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: In the md subsystem, there was a issue where the “activeio” value was not properly released after the submitflushes function was called. This caused the “activeio” value to remain unreleased, leading to a situation where...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Reverting “drm/amd: flush any delayed gfxoff on suspend entry” The commit ab4750332dbe “drm/amdgpu/sdma5.2: add begin/enduse ring callbacks” caused GFXOFF control to be used more heavily, and the codepath that was removed from...

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

In the Linux kernel, the following vulnerability has been resolved: scsi: Reverted “scsi: fcoe: Fix potential deadlock on &fip-ctlrlock”. This reversion involves commit 1a1975551943f681772720f639ff42fbaa746212. This commit causes interrupts to be lost for FCoE devices, as it changed the sping loc...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: f2fs: fixed to avoid potential panic during recovery. During recovery, if FAULTBLOCK is enabled, it is possible that f2fsreservenewblock will return -ENOSPC during recovery, which may trigger a panic. Additionally, if the faul...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: scsi: libsas: Fixed a deadlock during HA resume and a race condition involving hisisas diskwake. The commit fbefe22811c3 “scsi: libsas: Do not always drain the event workqueue for HA resume” introduced sasresumehanosync to avo...

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: cifs: The folio lock is released upon a successful read from fscache. Under the current code, when cifsreadpageworker is called, the contract between the caller and the callee is that the callee should unlock the page. This is...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ntfs: Fixed the mreclock deadlock in rename operations. In ntfsfilefsync, ntfsdirfsync, and ntfswriteinode, the mreclock of an inode is locked before acquiring the mreclock of its parent directory. ntfsrename takes...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: - scsi:mpi3mr: Fixed a potential deadlock in mpi3mrfaultueventemit. mpi3mrfaultueventemit is executed from the fault watchdog and reset paths, where host I/O might already be blocked. Allocation operations using GFPKERNEL both...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: NTFS: Makes system files immutable to prevent corruption. When a system file such as $Bitmap is exposed via showsysfiles and written from user space, the volume becomes corrupted. Since the cluster allocator scans $Bitmap...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ntfs: Avoid self-deadlock during inode eviction. An attribute-list update performed while allocating clusters may cause the last reference to the temporary attribute inode to be lost. Evicting that inode will cause it to lose its...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ntfs: Updates to the attrlist are failed when the superblock is inactive. The genericshutdownsuper function clears the SBACTIVE flag before evicting cached inodes. If the eviction selects the fake inode for a base inode’s...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: USB: Gadget: Core: Prevent panic during UVC unconfiguration Avichal Rakesh reported a kernel panic that occurred when the UVC gadget driver was removed from a gadget’s configuration. The panic involves a somewhat complex...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: cgroup: Added the missing cpusreadlock function to cgroupattachtaskall. The syzbot tool encounters a warning regarding percpurwsemassertheld&cpuhotpluglock when calling cpusetattach 1. This issue was missed because cpusetattach i...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: Zoned: Fixed a deadlock issue where the process was waiting for a space reservation ticket during data relocation. When performing data relocation on a zoned filesystem, BTRFS can enter a deadlock state in the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Fixed the issue where failures in setting up fdev led to incorrect cleanup during the idxdcdevopen function. The faileddevadd and faileddevname paths fail to release the file-device reference while wq-wqlock is...