Linux Distros Unpatched Vulnerability : CVE-2026-31555

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - futex: Clear stale exiting pointer in futexlockpi retry path Fuzzying/stressing futexes triggered: WARNING: kernel/futex/core.c:825 at...

PT-2026-34907

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the futex subsystem where the futex lock pi retry path fails to clear a stale exiting pointer. When futex lock pi atomic detects that an owner is exiting, it returns...

Linux Distros Unpatched Vulnerability : CVE-2026-23415

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - futex: Fix UaF between futexkeytonodeopt and vmareplacepolicy During futexkeytonodeopt execution, vma-vmpolicy is read under speculative mmap lock and RCU...

SUSE CVE-2026-23415

In the Linux kernel, the following vulnerability has been resolved: futex: Fix UaF between futexkeytonodeopt and vmareplacepolicy During futexkeytonodeopt execution, vma-vmpolicy is read under speculative mmap lock and RCU. Concurrently, mbind may call vmareplacepolicy which frees the old mempoli...

CVE-2026-23415

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...

EUVD-2026-18196

In the Linux kernel, the following vulnerability has been resolved: futex: Fix UaF between futexkeytonodeopt and vmareplacepolicy During futexkeytonodeopt execution, vma-vmpolicy is read under speculative mmap lock and RCU. Concurrently, mbind may call vmareplacepolicy which frees the old mempoli...

DEBIAN-CVE-2026-23415

In the Linux kernel, the following vulnerability has been resolved: futex: Fix UaF between futexkeytonodeopt and vmareplacepolicy During futexkeytonodeopt execution, vma-vmpolicy is read under speculative mmap lock and RCU. Concurrently, mbind may call vmareplacepolicy which frees the old mempoli...

CVE-2026-23415

In the Linux kernel, the following vulnerability has been resolved: futex: Fix UaF between futexkeytonodeopt and vmareplacepolicy During futexkeytonodeopt execution, vma-vmpolicy is read under speculative mmap lock and RCU. Concurrently, mbind may call vmareplacepolicy which frees the old mempoli...

UBUNTU-CVE-2026-23415

In the Linux kernel, the following vulnerability has been resolved: futex: Fix UaF between futexkeytonodeopt and vmareplacepolicy During futexkeytonodeopt execution, vma-vmpolicy is read under speculative mmap lock and RCU. Concurrently, mbind may call vmareplacepolicy which frees the old mempoli...

CVE-2026-23415

In the Linux kernel, the following vulnerability has been resolved: futex: Fix UaF between futexkeytonodeopt and vmareplacepolicy During futexkeytonodeopt execution, vma-vmpolicy is read under speculative mmap lock and RCU. Concurrently, mbind may call vmareplacepolicy which frees the old mempoli...

CVE-2026-23415 futex: Fix UaF between futex_key_to_node_opt() and vma_replace_policy()

In the Linux kernel, the following vulnerability has been resolved: futex: Fix UaF between futexkeytonodeopt and vmareplacepolicy During futexkeytonodeopt execution, vma-vmpolicy is read under speculative mmap lock and RCU. Concurrently, mbind may call vmareplacepolicy which frees the old mempoli...

CVE-2026-23415 futex: Fix UaF between futex_key_to_node_opt() and vma_replace_policy()

In the Linux kernel, the following vulnerability has been resolved: futex: Fix UaF between futexkeytonodeopt and vmareplacepolicy During futexkeytonodeopt execution, vma-vmpolicy is read under speculative mmap lock and RCU. Concurrently, mbind may call vmareplacepolicy which frees the old mempoli...

CVE-2026-23415

The CVE-2026-23415 issue affects the Linux kernel futex subsystem. A race occurs between futex_key_to_node_opt() reading vma->vm_policy under speculative mmap lock/RCU and mbind() calling vma_replace_policy(), which can free the old mempolicy via kmem_cache_free(). This leads to a use-after-fr...

CVE-2026-23415

In the Linux kernel, the following vulnerability has been resolved: futex: Fix UaF between futexkeytonodeopt and vmareplacepolicy During futexkeytonodeopt execution, vma-vmpolicy is read under speculative mmap lock and RCU. Concurrently, mbind may call vmareplacepolicy which frees the old mempoli...

CVE-2026-23415: Use After Free

In the Linux kernel, the following vulnerability has been resolved: futex: Fix UaF between futexkeytonodeopt and vmareplacepolicy During futexkeytonodeopt execution, vma-vmpolicy is read under speculative mmap lock and RCU. Concurrently, mbind may call vmareplacepolicy which frees the old mempoli...

PT-2026-34906

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A Use-after-Free UaF issue exists in the Linux kernel when the sys futex requeue function is used with different flags. This occurs because the system did not mandate identical flags for...

PT-2026-29722

Name of the Vulnerable Software and Affected Versions Linux Kernel affected versions not specified Description A use-after-free issue exists in the Linux kernel related to futex functionality, specifically between futex key to node opt and vma replace policy. The issue occurs when vma-vm policy i...

The vulnerability of the requeue_pi_wake_futex() function in the kernel/futex/requeue.c module of the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the requeuepiwakefutex function in the kernel/futex/requeue.c module of the Linux operating system is related to the reutilization of previously released memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and...

EulerOS 2.0 SP13 : kernel (EulerOS-SA-2026-1244)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : nvme: nvme-fc: Ensure -ioerrwork is cancelled in nvmefcdeletectrlCVE-2025-40261 cifs: fix session state check in reconnect to avoid use-after-free...

EulerOS 2.0 SP13 : kernel (EulerOS-SA-2026-1280)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : nvme: nvme-fc: Ensure -ioerrwork is cancelled in nvmefcdeletectrlCVE-2025-40261 cifs: fix session state check in reconnect to avoid use-after-free...