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 fact that the IOWQBITEXIT flag is not checked within the work loop in the iouring and io-wq...

Linux Distros Unpatched Vulnerability : CVE-2026-23113

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - iouring/io-wq: check IOWQBITEXIT inside work run loop Currently this is checked before running the pending work. Normally this is quite fine, as work items eith...

AlmaLinux 10 : kernel (ALSA-2026:2282)

The remote AlmaLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:2282 advisory. kernel: Linux kernel: Memory corruption in Squashfs due to incorrect block size calculation CVE-2025-38415 kernel: vsock/vmci: Clear the vmci transport...

USN-8015-4: Linux kernel 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: - Cryptographic API; - SMB network file system; - iouring subsystem; CVE-2025-38561, CVE-2025-39698, CVE-2025-40019...

Oracle Linux 10 : kernel (ELSA-2026-2282)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-2282 advisory. - mptcp: Use skdstget and dstdevrcu in mptcpactiveenable. Davide Caratti RHEL-129044 CVE-2025-40133 - vsock/vmci: Clear the vmci transport packet...

Oracle Linux 9 : kernel (ELSA-2026-2212)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-2212 advisory. - iouring/net: commit partial buffers on retry Jeff Moyer RHEL-137329 CVE-2025-38730 - atm: clip: Fix infinite recursive call of clippush. Guillaume...

kernel: Linux kernel: Data corruption and system instability due to improper io_uring/net buffer handling

A flaw was found in the Linux kernel's iouring/net component. This vulnerability arises when ring provided buffers are partially committed during network operations, particularly when MSGWAITALL is enabled or with streaming sockets. A local attacker could exploit this by causing multiple socket...

kernel: Linux kernel: Data corruption and system instability due to improper io_uring/net buffer handling

A flaw was found in the Linux kernel's iouring/net component. This vulnerability arises when ring provided buffers are partially committed during network operations, particularly when MSGWAITALL is enabled or with streaming sockets. A local attacker could exploit this by causing multiple socket...

RHEL 10 : kernel (RHSA-2026:2282)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:2282 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Linux kernel: Memory corrupti...

Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: net: openvswitch: fix nested key length validation in the set action CVE-2025-37789 kernel: Linux kernel: irqchip/gic-v2m use-after-free vulnerability CVE-2025-37819 kernel: RDMA/core: Fi...

USN-8015-3: Linux kernel (FIPS) 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: - Cryptographic API; - SMB network file system; - iouring subsystem; CVE-2025-38561, CVE-2025-39698, CVE-2025-40019...

Ubuntu 22.04 LTS / 24.04 LTS : Linux kernel vulnerabilities (USN-8015-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8015-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update...

Ubuntu 22.04 LTS / 24.04 LTS : Linux kernel (NVIDIA) vulnerabilities (USN-8016-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8016-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update...

AlmaLinux 10 : kernel (ALSA-2026:1690)

The remote AlmaLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:1690 advisory. kernel: Linux kernel: irqchip/gic-v2m use-after-free vulnerability CVE-2025-37819 kernel: RDMA/core: Fix KASAN: slab-use-after-free Read in...

USN-8015-1 linux, linux-gke, linux-gkeop, linux-hwe-6.8, linux-oracle, linux-oracle-6.8, linux-raspi 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: - Cryptographic API; - SMB network file system; - iouring subsystem; CVE-2025-38561, CVE-2025-39698, CVE-2025-40019...

kernel: io_uring/waitid: always prune wait queue entry in io_waitid_wait()

A flaw use after free in the Linux kernel IOURING subsystem was found in the way local user uses iouring interface using IORINGOPWAITID. A local user could use this flaw to crash the system or potentially escalate their privileges on the system...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

kernel: io_uring: prevent opcode speculation

In the Linux kernel, the following vulnerability has been resolved: iouring: prevent opcode speculation sqe-opcode is used for different tables, make sure we santitise it against speculations...

kernel: io_uring/msg_ring: ensure io_kiocb freeing is deferred for RCU

A use-after-free flaw was found in iouring/msgring in the Linux Kernel. In this flaw iokiocb freeing is deferred for RCU which can lead to a kernel information leak problem...

RHEL 10 : kernel (RHSA-2026:1727)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:1727 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ntbhwswitchtec: Fix...