The vulnerability of the kernel/futex component of the Linux operating system, which allows a hacker to gain access to confidential data

The vulnerability of the kernel/futex component in the Linux operating system is related to insufficient checking of the state of the shared resource. Exploiting this vulnerability can allow an attacker to gain access to confidential data...

Oracle Linux 10 : kernel (ELSA-2026-53330)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-53330 advisory. - mm/slab: do not limit zeroing to origsize when only red zoning is enabled Rafael Aquini RHEL-223405 CVE-2026-64368 - net: openvswitch: reject...

kernel: futex: Fix UaF between futex_key_to_node_opt() and vma_replace_policy()

A flaw was found in the Linux kernel. A timing issue, known as a race condition, exists within the futex subsystem. This vulnerability could allow a local attacker to access memory after it has been freed, leading to a system crash denial of service or potentially the disclosure of sensitive...

kernel security, bug fix, and enhancement update

6.12.0-211.46.1 - Add new Oracle Linux Driver Signing key 1 certificate Orabug: 37985782 - Disable UKI signing Orabug: 36571828 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Futex: Do not leak the robustlist pointer during the exec race The functions sysgetrobustlist and compatgetrobustlist use ptracemayaccess to check whether the calling task is allowed to access another task’s robustlist pointer...

Oracle Linux 9 : kernel (ELSA-2026-51035)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-51035 advisory. - futex: Prevent lockup in requeue-PI during signal/ timeout wakeup Waiman Long RHEL-193526 CVE-2026-52977 - futex: Require sysfutexrequeue to have...

kernel security, bug fix, and enhancement update

An update is available for kernel. This update affects Rocky Linux SIG Cloud 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The kernel packages contain the Linux kernel, the core of any Linux...

RXSA-2026:51035 Moderate: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: futex: Fix UaF between futexkeytonodeopt and vmareplacepolicy CVE-2026-23415 kernel: netfilter: nfnetlinkcthelper: fix OOB read in nfnlcthelperdumptable CVE-2026-43450 Bug Fixes and...

Moderate: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...

kernel: futex: Fix UaF between futex_key_to_node_opt() and vma_replace_policy()

A flaw was found in the Linux kernel. A timing issue, known as a race condition, exists within the futex subsystem. This vulnerability could allow a local attacker to access memory after it has been freed, leading to a system crash denial of service or potentially the disclosure of sensitive...

Oracle Linux 10 : kernel (ELSA-2026-30129)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-30129 advisory. - crypto: ccp - copy IV using skcipher ivsize CKI Backport Bot RHEL-188463 CVE-2026-53016 - futex/requeue: Revert 'Prevent NULL pointer dereference i...

EulerOS 2.0 SP15 : kernel (EulerOS-SA-2026-2889)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : mm: blk-cgroup: fix use-after-free in cgwbreleaseworkfnCVE-2026-31586 e1000/e1000e: Fix leak in DMA error cleanupCVE-2026-43445 futex: Clear stale...

RHEL 9 : kernel (RHSA-2026:51035)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:51035 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: futex: Fix UaF between...

kernel security, bug fix, and enhancement update

5.14.0-687.36.1 - Disable UKI signing Orabug: 36571828 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list olkmodsigningkey.pem Orabug: 29539237 - Update x509.genkey Orabug:...

Oracle Linux 10 : kernel (ELSA-2026-27288)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-27288 advisory. - crypto: ccp - copy IV using skcipher ivsize CKI Backport Bot RHEL-188463 CVE-2026-53016 - futex/requeue: Revert 'Prevent NULL pointer dereference i...

RockyLinux 9 : kernel (RLSA-2026:47040)

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:47040 advisory. kernel: xfrm: Duplicate SPI Handling CVE-2025-39797 kernel: lib/buildid: use kernelread for sleepable context CVE-2026-23002 kernel: futex: Drop...

kernel: futex: Drop CLONE_THREAD requirement for private default hash alloc

A flaw was found in the Linux kernel's futex subsystem. The needfutexhashallocatedefault function incorrectly relies on CLONETHREAD semantics, which can lead to non-concurrency issues when memory allocations mm-futexref pcpu allocations are shared across CLONEVM clones, excluding vfork. This can...

Exploit for Use After Free in Linux Linux_Kernel

CVE-2026-43499 — Linux Kernel Futex PI Use-After-Free Bug...

RLSA-2026:45114 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: fs/notify: call exportfsencodefid with sumount CVE-2025-40237 kernel: scsi: core: Wake up the error handler when final completions race against each other CVE-2026-23110 kernel: rtnetlink...

kernel security update

An update is available for kernel. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The kernel packages contain the Linux kernel, the core of any Linux operating...