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 iofreerbufring function in iouring zcrx. This function releases user structures before...

Linux Distros Unpatched Vulnerability : CVE-2022-29582

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel before 5.17.3, fs/iouring.c has a use-after-free due to a race condition in iouring timeouts. This can be triggered by a local user who has ...

Amazon Linux 2023 : bpftool6.18, kernel6.18, kernel6.18-devel (ALAS2023-2026-1754)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1754 advisory. In the Linux kernel, the following vulnerability has been resolved: mm: call -freefolio directly in foliounmapinvalidate CVE-2026-31589 In the Linux kernel, the following vulnerability has bee...

Important: kernel-livepatch-6.1.164-196.303

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails CVE-2026-43494 Affected Packages: kernel-livepatch-6.1.164-196.303 Issue Correction: Please ensure you have live patching enabled. Run dnf update...

Important: kernel-livepatch-6.18.20-41.237

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails CVE-2026-43494 Affected Packages: kernel-livepatch-6.18.20-41.237 Issue Correction: Please ensure you have live patching enabled. Run dnf update...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: Buffer overflow in drivers/xen/sys-hypervisor.c CVE-2026-31786 In the Linux kernel, the following vulnerability has been resolved: xen/privcmd: fix double free via VMA splitting CVE-2026-31787 In the Linux kernel,...

Important: kernel-livepatch-5.10.253-252.1016

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails CVE-2026-43494 Affected Packages: kernel-livepatch-5.10.253-252.1016 Issue Correction: Please ensure you have live patching enabled. Run yum update...

Important: kernel-livepatch-6.1.170-210.320

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails CVE-2026-43494 Affected Packages: kernel-livepatch-6.1.170-210.320 Issue Correction: Please ensure you have live patching enabled. Run dnf update...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails CVE-2026-43494 In the Linux kernel, the following vulnerability has been resolved: ptrace: slightly saner 'getdumpable' logic CVE-2026-46333 Affected Packages:...

Important: kernel-livepatch-6.12.79-101.147

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails CVE-2026-43494 Affected Packages: kernel-livepatch-6.12.79-101.147 Issue Correction: Please ensure you have live patching enabled. Run dnf update...

Important: kernel-livepatch-6.12.73-95.123

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails CVE-2026-43494 Affected Packages: kernel-livepatch-6.12.73-95.123 Issue Correction: Please ensure you have live patching enabled. Run dnf update...

Important: kernel-livepatch-6.12.77-99.140

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails CVE-2026-43494 Affected Packages: kernel-livepatch-6.12.77-99.140 Issue Correction: Please ensure you have live patching enabled. Run dnf update...

Important: kernel-livepatch-5.10.253-251.1014

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails CVE-2026-43494 Affected Packages: kernel-livepatch-5.10.253-251.1014 Issue Correction: Please ensure you have live patching enabled. Run yum update...

Important: kernel6.12

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: mm/pagewalk: fix race between concurrent split and refault CVE-2026-31456 In the Linux kernel, the following vulnerability has been resolved: fuse: reject oversized dirents in page cache CVE-2026-31694 In the Linu...

Important: kernel-livepatch-6.18.25-55.108

Issue Overview: PinTheft is a Linux local privilege escalation exploit for an RDS zerocopy double-free that can be turned into a page-cache overwrite through iouring fixed buffers. Affected Packages: kernel-livepatch-6.18.25-55.108 Issue Correction: Please ensure you have live patching enabled. R...

Important: kernel-livepatch-5.10.252-250.1016

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails CVE-2026-43494 Affected Packages: kernel-livepatch-5.10.252-250.1016 Issue Correction: Please ensure you have live patching enabled. Run yum update...

Important: kernel-livepatch-5.10.252-250.992

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails CVE-2026-43494 Affected Packages: kernel-livepatch-5.10.252-250.992 Issue Correction: Please ensure you have live patching enabled. Run yum update...

Important: kernel-livepatch-6.18.20-20.229

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails CVE-2026-43494 Affected Packages: kernel-livepatch-6.18.20-20.229 Issue Correction: Please ensure you have live patching enabled. Run dnf update...

Important: kernel-livepatch-6.12.74-98.124

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails CVE-2026-43494 Affected Packages: kernel-livepatch-6.12.74-98.124 Issue Correction: Please ensure you have live patching enabled. Run dnf update...

USN-8291-3: Linux kernel (Low Latency) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - SMB network file system; - Netfilter; - iouring subsystem; CVE-2024-35862, CVE-2024-50060, CVE-2026-23274,...