Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: blk-iocost: Use spinlockirqsave in adjustinuseandcalccost. The adjustinuseandcalccost function uses spinlockirq, and IRQ will be enabled when unlocking. A DEADLOCK may occur if other locks are held and IRQs are disabled before...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: batman-adv: Avoid double-rtnllock ELP metric worker The batadvvelpgetthroughput function might be called when the RTNL lock is already held. This could be problematic when the work queue item is cancelled using...

Astra Linux – Vulnerability in Mariadb 10.3

In MariaDB before 10.9.2, the compresswrite function in extra/mariabackup/dscompress.cc does not release the datamutex upon a stream write failure, which allows local users to trigger a deadlock...

Astra Linux – Vulnerability in libvirt

A flaw was discovered in the libvirt libxl driver. A malicious guest could continuously reboot itself, causing libvirtd on the host to become locked out or crash, resulting in a denial-of-service condition...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: nvmet-tcp: fixed incorrect locking in the statechange sk callback We are not changing anything in the TCP connection state, so we should not use a writelock but rather a read lock. This caused a deadlock when running nvmet-tcp...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: igb: Revert the rtnllock function that causes deadlock. The commit 6faee3d4ee8b “igb: Add a lock to avoid data race” adds rtnllock to eliminate a false data race as shown below: Released from device detachment | Used from netdev...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fixed a deadlock in nilfscountfreeblocks A semaphore deadlock can occur if nilfsgetblock detects metadata corruption while locating data blocks, and a superblock writeback occurs at the same time: task 1 task 2 ------...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: enetc: avoid deadlock in enetctxonesteptstamp This lockdep message explains it better than I could: ================================ WARNING: inconsistent lock state 6.2.0-rc2-07010-ga9b9500ffaac-dirty 967 Not tainted...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: clk: mediatek – Performing a runtime PM get operation on controllers during probing. The mt8183-mfgcfg component has a mutual dependency with genpd during the probing stage, which leads to a deadlock in the following call stack:...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: In the tty module, a deadlock caused by calling printk under ttyport-lock was fixed. The ptywrite function invokes kmalloc, which may invoke a regular printk call to print failure messages. This can lead to a deadlock in the...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fixed a possible deadlock in rfcommskstatechange. syzbot reports a possible deadlock in rfcommskstatechange 1. While rfcommsockconnect acquires the sk lock and waits for the rfcomm lock, rfcommsockrelease might acquire...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: iavf: Fixed error handling for reset operations. Do not call iavfclose during error handling for iavfresettask. Doing so may lead to a double call to napidisable, which can cause a deadlock. Removing the VF may cause...

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

A denial-of-service vulnerability due to a deadlock was discovered in sctpautoasconfinit in the net/sctp/socket.c file within the SCTP subsystem of the Linux kernel. This flaw allows users with local user privileges to trigger a deadlock and potentially cause the system to crash...

SUSE-SU-2026:23831-1 Security update for google-guest-agent

This update for google-guest-agent fixes the following issues: - CVE-2026-56852: golang.org/x/text/unicode/norm: infinite loop on truncated/invalid UTF-8 input bsc1272118. - CVE-2026-56854,CVE-2026-56855,CVE-2026-78662: golang.org/x/crypto/ssh: authentication bypass and deadlocks in the crypto/ss...

SUSE-SU-2026:23736-1 Security update for google-guest-agent

This update for google-guest-agent fixes the following issues: - CVE-2026-56852: golang.org/x/text/unicode/norm: infinite loop on truncated/invalid UTF-8 input bsc1272118. - CVE-2026-56854,CVE-2026-56855,CVE-2026-78662: golang.org/x/crypto/ssh: authentication bypass and deadlocks in the crypto/ss...

SUSE CVE-2026-89589

In the Linux kernel, the following vulnerability has been resolved: acpi/apei/ghes: Use rawspinlockt for CXL CPER work locks The CXL CPER work registration and unregistration helpers acquire cxlcperworklock and cxlcperproterrworklock with a spinlock guard, which leaves local interrupts enabled. T...

SUSE CVE-2026-89732

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ffs: Prevent deadlock during ep0 read loop Currently, ffsep0read holds ffs-mutex when it prepares to go to sleep waiting for an event. When no setup events are pending, it calls waiteventinterruptibleexclusivelockedi...

Linux Distros Unpatched Vulnerability : CVE-2026-89589

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - acpi/apei/ghes: Use rawspinlockt for CXL CPER work locks The CXL CPER work registration and unregistration helpers acquire cxlcperworklock and...

Linux Distros Unpatched Vulnerability : CVE-2026-89491

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ocfs2: cluster: don't sleep while holding o2hblivelock in o2hbregionpin Patch series ocfs2: cluster: o2hbregionpin fixes, v2. This series fixes three related...

Linux Distros Unpatched Vulnerability : CVE-2026-89732

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - usb: gadget: ffs: Prevent deadlock during ep0 read loop Currently, ffsep0read holds ffs-mutex when it prepares to go to sleep waiting for an event. When no setu...