CVE-2026-90326: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix race between policy activation and blkg destruction When switching an IO scheduler on a block device, blkcgactivatepolicy allocates blkgpolicydata pd for all blkgs attached to the queue. However, blkcgactivatepoli...

CVE-2026-93150: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: cgroup/cpuset: Make nrdeadlinetasks an atomict The nrdeadlinetasks variable in the cpuset structure was introduced by commit 6c24849f5515 "sched/cpuset: Keep track of SCHEDDEADLINE task in cpusets". It is reported by sashiko 1 th...

PT-2026-94413

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the net/smc component where IPPROTO SMC sockets fail to release an internal TCP sock, referred to as clcsock, when socket creation fails after the proto-init hook has...

CVE-2026-90250: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: bpf, cgroup: Fix storage null-ptr-deref after replacing prog Syzkaller reported a storage null-ptr-deref issue after replacing prog. This occurs in the following scenario: 1. prog A, an empty prog, is attached to a cgrp. 2. prog ...

CVE-2026-89902

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Avoid preempt count underflow without probe LoongArch uses break 11 for the breakpoint placed after an instruction that Kprobes executes out of line. Since userspace can issue the same break instruction, dobp can reach...

DEBIAN-CVE-2026-89902

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Avoid preempt count underflow without probe LoongArch uses break 11 for the breakpoint placed after an instruction that Kprobes executes out of line. Since userspace can issue the same break instruction, dobp can reach...

AZL-101619 CVE-2026-89902 affecting package kernel 6.6.152.1-1

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Avoid preempt count underflow without probe LoongArch uses break 11 for the breakpoint placed after an instruction that Kprobes executes out of line. Since userspace can issue the same break instruction, dobp can reach...

CVE-2026-89902 LoongArch: Avoid preempt count underflow without probe

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Avoid preempt count underflow without probe LoongArch uses break 11 for the breakpoint placed after an instruction that Kprobes executes out of line. Since userspace can issue the same break instruction, dobp can reach...

EUVD-2026-80502

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Avoid preempt count underflow without probe LoongArch uses break 11 for the breakpoint placed after an instruction that Kprobes executes out of line. Since userspace can issue the same break instruction, dobp can reach...

CVE-2026-89902 LoongArch: Avoid preempt count underflow without probe

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Avoid preempt count underflow without probe LoongArch uses break 11 for the breakpoint placed after an instruction that Kprobes executes out of line. Since userspace can issue the same break instruction, dobp can reach...

Linux Distros Unpatched Vulnerability : CVE-2026-89902

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - LoongArch: Avoid preempt count underflow without probe LoongArch uses break 11 for the breakpoint placed after an instruction that Kprobes executes out of line...

CVE-2026-89902: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Avoid preempt count underflow without probe LoongArch uses break 11 for the breakpoint placed after an instruction that Kprobes executes out of line. Since userspace can issue the same break instruction, dobp can reach...

PT-2026-93543

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the LoongArch architecture where the do bp function can reach kprobe singlestep handler even when no active probe is present, because userspace can issue the same brea...

kernel: blk-cgroup: fix UAF in __blkcg_rstat_flush()

A flaw was found in the Linux kernel's block input/output control group blk-cgroup component. This vulnerability, a Use-After-Free UAF, occurs when multiple block control groups are released at the same time. A race condition allows one group to remove another's entries while it is still in use,...

kernel: blk-cgroup: fix UAF in __blkcg_rstat_flush()

A flaw was found in the Linux kernel's block input/output control group blk-cgroup component. This vulnerability, a Use-After-Free UAF, occurs when multiple block control groups are released at the same time. A race condition allows one group to remove another's entries while it is still in use,...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: bfq: Update cgroup information before merging bio When the process is migrated to a different cgroup or, in the case of writeback, it simply starts submitting bios associated with a different cgroup, bfqmergebio may operate with...

Astra Linux – Vulnerability in Linux

A race condition in Linux kernel SCTP sockets net/sctp/socket.c before version 5.12-rc8 can lead to kernel privilege escalation from the context of a network service or an unprivileged process. If the sctpdestroysock function is called without using the socknetsk-sctp.addrwqlock lock, an element...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iocost: Fixed the issue of dividing by zero when donating from cgroups with an active hweight of less than 2. The donation calculation logic assumes that the donor’s hweight remains non-zero after the donation. Therefore, the...

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

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Fixed the issue where the refcount of the subsystem for the @blockclass class was leaking. The blkcgfillrootiostats function iterates over the devices belonging to the @blockclass class using classdeviterinit|next, bu...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: blk-cgroup: fixed a UAF vulnerability by acquiring the blkcg lock before destroying the blkg. KASAN reports a use-after-free issue during the fuzz test: 693354.104835...