Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the RDMA uverbs module not verifying the wqesize value in the ibuverbspostsend function. This cou...

CVE-2026-45856

In the Linux kernel, the following vulnerability has been resolved: RDMA/uverbs: Validate wqesize before using it in ibuverbspostsend ibuverbspostsend uses cmd.wqesize from userspace without any validation before passing it to kmalloc and using the allocated buffer as struct ibuverbssendwr. If a...

kernel: Linux kernel: Denial of service and memory corruption in RDMA umad

A flaw was found in the Linux kernel's Remote Direct Memory Access RDMA umad User Mode Access Device component. A local user can exploit this vulnerability by manipulating input, causing an integer underflow that leads to an out-of-bounds memory write. This memory corruption can result in a denia...

kernel: Linux kernel: Denial of service and memory corruption in RDMA umad

A flaw was found in the Linux kernel's Remote Direct Memory Access RDMA umad User Mode Access Device component. A local user can exploit this vulnerability by manipulating input, causing an integer underflow that leads to an out-of-bounds memory write. This memory corruption can result in a denia...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RDMA/ionic: Fixed the kernel stack leak in ioniccreatecq. struct ioniccqresp resp u32 cqid2; // Offset 0 – PARTIALLY SET see below u8 udmamask; // Offset 8 – SET resp.udmamask = vcq-udmamask u8 rsvd7; // Offset 9 – NEVER SET...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fixed the reference count leak in hnsrocemmap. The function rdmausermmapentrygetpgoff takes a reference. Added the missing function rdmausermmapentryput to release the reference. Acknowledged by Haoyue Xu...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/hns: Fixed a NULL pointer issue in freemrinit. A lock grab occurs in a concurrent scenario, resulting in dereferencing a NULL pointer. This issue should be addressed by calling initmutexinit before using the lock. Unable ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxtre: Fixed a possible memory leak. This issue occurs in bnxtresetupchipctx, when bnxtqplibmapdbbar fails; the driver does not free the memory allocated for “rdev-chipctx”...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fixed the response length checking for UD request packets. According to the IBA specification: If a UD request packet is detected with an invalid length, the request shall be considered invalid, and it shall be silently...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/siw: Fixed a refcounting leak in siwcreateqp. The atomicinc function needs to be paired with an atomicdec function in the error handling path...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fixed the issue of accessing an invalid dipctx during the destruction of QP. If the system fails to modify QP to RTR, the dipctx will not be attached. During the destruction of QP, the invalid dipctx pointer will be...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/mlx5: Initialize the ODP xarray when creating an ODP MR Normally, zero filling would hide the missing initialization. However, setting descsize in regcreate incorrectly causes a crash: BUG: Unable to handle a page fault f...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/hfi1: Fixed the kernel pointer leak. Pointers should be printed using %p or %px, instead of being cast to unsigned long long and then printed using %llx. Change %llx to %p to print secure pointers...

kernel: Linux kernel: RDMA/rxe use-after-free vulnerability leading to potential arbitrary code execution

A flaw was found in the Linux kernel's Remote Direct Memory Access RDMA subsystem, specifically within the rxe component. This use-after-free vulnerability occurs in the rxecreatecq function. When the rxecqfrominit function fails, the subsequent call to rxecleanup attempts to free memory resource...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021607)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021607 advisory. In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix spinunlockirqrestore called with IRQs enabled Fix missuse of...

Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: net/sched: Make cakeenqueue return NETXMITCN when past bufferlimit CVE-2025-39766 kernel: scsi: qla2xxx: Fix improper freeing of purex item CVE-2025-68741 kernel: libceph: make decodepool...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021558)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021558 advisory. In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Fix ib block iterator counter overflow When registering a new DMA MR after selecting t...

CVE-2026-8550

Use after free in Google Lens in Google Chrome prior to 148.0.7778.168 allowed a remote attacker who had compromised the renderer process to obtain potentially sensitive information from process memory via a crafted HTML page. Chromium security severity: High...

kernel: Linux kernel: Denial of service and memory corruption in RDMA umad

A flaw was found in the Linux kernel's Remote Direct Memory Access RDMA umad User Mode Access Device component. A local user can exploit this vulnerability by manipulating input, causing an integer underflow that leads to an out-of-bounds memory write. This memory corruption can result in a denia...

SUSE SLES11 Security Update : kernel (SUSE-SU-2026:1777-1)

The remote SUSE Linux SLES11 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1777-1 advisory. The SUSE Linux Enterprise 11 SP4 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2025-38234:...