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 rxe module’s improper handling of the queue pointer after a failure in the copytouser...

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 Chromium

Insufficient data validation in V8 in Google Chrome prior to 88.0.4324.96 allowed a remote attacker to potentially perform out-of-bounds memory access via a crafted HTML page...

Astra Linux – Vulnerability in Chromium

In Google Chrome browsers, out-of-bounds memory access in V8 was possible before version 89.0.4389.72. This allowed a remote attacker to potentially perform out-of-bounds memory access through a crafted HTML page...

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 vulnerability has been resolved: RDMA/irdma: Initialize freeqp completion before using it. In irdmacreateqp, if ibcopytoudata fails, it will call irdmaDestroyQp to clean up. This process will attempt to wait for the freeqp completion, but freeqp has not yet been...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Prevention of certain integer underflows My static checker reports the following issue: drivers/infiniband/hw/irdma/ctrl.c:3605 irdmascceqinit Warning: Can subtract underflow for ‘info-dev-hmcfpmmisc.maxceqs’? It seem...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/irdma: Fixed the bug where sleep operations occurred from an invalid context. RoCEv2 QP processing in netdev events caused a kernel split. This issue was fixed by removing the handling of RoCEv2 in...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RDMA/qedr: A potential memory leak was fixed in qedrallocmr. The qedrallocmr function allocates a memory chunk for “mr-info.pbltable” using initmrinfo. When rdmaalloctid and rdmaregistertid fail, “mr” is released, but...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Fixed the duplicated IWCMEVENTCONNECTREPLY event reported. If siwrecvmparr returns -EAGAIN, it means that the MPA reply has not been fully received, and IWCMEVENTCONNECTREPLY should not be reported in this case. This ma...

Astra Linux – Vulnerabilities in Firefox, Thunderbird, and Chromium

Before version 91.0.4472.101, using the "OUT OF BORD" write function in Google Chrome allowed a remote attacker to potentially perform out-of-bord memory access through a crafted HTML page...

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

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/mlx5: Fixed an issue where a source warning occurred when accessing the Eth segment. ------------ Cut here ------------ memcpy: A field-spanning write was detected size 56 for the single field “eseg-inlinehdr.start” at...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: RDMA/srp: Do not call scsidone from srpabort After scmdehaborthandler calls the SCSI LLD ehaborthandler callback, it performs one of the following actions: Calls scsiqueueinsert. Calls scsifinishcommand. Calls scsiehscmdadd...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fixed a memory leak in the error flow for the subscribe event routine. In the event that the second xainsert function fails, the objevent object is not released. This issue has been fixed by correcting the error...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: RDMA/iwcm: Fixed “WARNING: atkernel/workqueue.c:checkFlushDependency” In the commit aee2424246f9 “RDMA/iwcm: Fixed a use-after-free related to destroying CM IDs”, the function flushworkqueue was called to flush the iwcmwq work...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/cma: Allow UD qptype to join multicast only Regarding multicast: - The SIDR is the only mode that makes sense; - In addition to PSUDP, other port spaces like PSIB are also allowed, as they are UD-compatible. In this case,...