CVE-2026-31554 futex: Require sys_futex_requeue() to have identical flags

In the Linux kernel, the following vulnerability has been resolved: futex: Require sysfutexrequeue to have identical flags Nicholas reported that his LLM found it was possible to create a UaF when sysfutexrequeue is used with different flags. The initial motivation for allowing different flags wa...

CVE-2026-31554

In the Linux kernel, the following vulnerability has been resolved: futex: Require sysfutexrequeue to have identical flags Nicholas reported that his LLM found it was possible to create a UaF when sysfutexrequeue is used with different flags. The initial motivation for allowing different flags wa...

EUVD-2026-25447

In the Linux kernel, the following vulnerability has been resolved: futex: Require sysfutexrequeue to have identical flags Nicholas reported that his LLM found it was possible to create a UaF when sysfutexrequeue is used with different flags. The initial motivation for allowing different flags wa...

PT-2026-34906

In the Linux kernel, the following vulnerability has been resolved: futex: Require sys futex requeue to have identical flags Nicholas reported that his LLM found it was possible to create a UaF when sys futex requeue is used with different flags. The initial motivation for allowing different flag...

Linux Distros Unpatched Vulnerability : CVE-2026-31554

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - futex: Require sysfutexrequeue to have identical flags Nicholas reported that his LLM found it was possible to create a UaF when sysfutexrequeue is used with...

kernel: Linux kernel: Denial of Service via unsafe requeue in rxrpc_recvmsg

A flaw was found in the Linux kernel. A local unprivileged process can exploit an unsafe requeue path in the rxrpcrecvmsg function by using AFRXRPC sockets with MSGDONTWAIT and MSGPEEK flags. This improper handling of the receive message queue can lead to memory corruption, such as Use-After-Free...

kernel: Linux kernel: Denial of Service via unsafe requeue in rxrpc_recvmsg

A flaw was found in the Linux kernel. A local unprivileged process can exploit an unsafe requeue path in the rxrpcrecvmsg function by using AFRXRPC sockets with MSGDONTWAIT and MSGPEEK flags. This improper handling of the receive message queue can lead to memory corruption, such as Use-After-Free...

kernel: Linux kernel: Denial of Service via unsafe requeue in rxrpc_recvmsg

A flaw was found in the Linux kernel. A local unprivileged process can exploit an unsafe requeue path in the rxrpcrecvmsg function by using AFRXRPC sockets with MSGDONTWAIT and MSGPEEK flags. This improper handling of the receive message queue can lead to memory corruption, such as Use-After-Free...

kernel: Linux kernel: Denial of Service via unsafe requeue in rxrpc_recvmsg

A flaw was found in the Linux kernel. A local unprivileged process can exploit an unsafe requeue path in the rxrpcrecvmsg function by using AFRXRPC sockets with MSGDONTWAIT and MSGPEEK flags. This improper handling of the receive message queue can lead to memory corruption, such as Use-After-Free...

Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.4-2026-119 (ALASKERNEL-5.4-2026-119)

The version of kernel installed on the remote host is prior to 5.4.302-223.457. It is, therefore, affected by a vulnerability as referenced in the ALAS2KERNEL-5.4-2026-119 advisory. In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix recvmsg unconditional requeue...

SUSE-SU-2026:0411-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP4 RT kernel was updated to fix various security issues The following security issues were fixed: - CVE-2022-50630: mm: hugetlb: fix UAF in hugetlbhandleuserfault bsc1254785. - CVE-2022-50697: mrp: introduce active flags to prevent UAF when applicant uninit bsc125559...

CVE-2026-23066

CVE-2026-23066 concerns the Linux kernel RXRPC receive path. The issue arises in rxrpc_recvmsg() where, if MSG_DONTWAIT is requested and the front of the recvmsg queue has its mutex held, the call is unconditionally requeued, potentially corrupting the recvmsg queue and causing Use-After-Frees or...

CVE-2026-23066 rxrpc: Fix recvmsg() unconditional requeue

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix recvmsg unconditional requeue If rxrpcrecvmsg fails because MSGDONTWAIT was specified but the call at the front of the recvmsg queue already has its mutex locked, it requeues the call - whether or not the call is alrea...

CVE-2026-23066 rxrpc: Fix recvmsg() unconditional requeue

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix recvmsg unconditional requeue If rxrpcrecvmsg fails because MSGDONTWAIT was specified but the call at the front of the recvmsg queue already has its mutex locked, it requeues the call - whether or not the call is alrea...

CVE-2026-23066

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix recvmsg unconditional requeue If rxrpcrecvmsg fails because MSGDONTWAIT was specified but the call at the front of the recvmsg queue already has its mutex locked, it requeues the call - whether or not the call is alrea...

EUVD-2026-5478

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix recvmsg unconditional requeue If rxrpcrecvmsg fails because MSGDONTWAIT was specified but the call at the front of the recvmsg queue already has its mutex locked, it requeues the call - whether or not the call is alrea...

SUSE SLES15 Security Update : kernel (SUSE-SU-2026:0317-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:0317-1 advisory. The SUSE Linux Enterprise 15 SP5 kernel was updated to fix various security issues The following security issues were fixed: -...

Azure Linux 3.0 Security Update: kernel (CVE-2024-49855)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-49855 advisory. - In the Linux kernel, the following vulnerability has been resolved: nbd: fix race between timeout and normal...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001595)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001595 advisory. The futexrequeue function in kernel/futex.c in the Linux kernel before 4.14.15 might allow attackers to cause a denial of service integer overflow or possibly have...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001021)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001021 advisory. The futexrequeue function in kernel/futex.c in the Linux kernel through 3.14.5 does not ensure that calls have two different futex addresses, which allows local user...