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 epfree function in eventpoll. This function releases memory when concurrent threads still use...

Linux Distros Unpatched Vulnerability : CVE-2026-43074

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - eventpoll: defer struct eventpoll free to RCU grace period In certain situations, epfree in eventpoll.c will kfree the epi-ep eventpoll struct while it still...

ROS-20260324-73-0026

A vulnerability in the eventpoll component of the Linux kernel is related to uncontrolled recursion. Exploitation of the vulnerability allows an attacker to cause a denial of service...

kernel: Linux kernel use-after-free in eventpoll

A flaw was found in the Linux kernel's eventpoll epoll mechanism. A local attacker could exploit a use-after-free vulnerability due to incorrect handling of the 'ep' refcount while the 'ep' mutex is still held. This can lead to memory corruption, potentially allowing the attacker to achieve...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

RHEL 10 : kernel (RHSA-2026:4111)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:4111 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: pagepool: Fix use-after-free ...

RHEL 9 : kernel (RHSA-2026:2759)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:2759 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Linux kernel: xHCI driver...

Siemens SIMATIC S7-1500 Uncontrolled Recursion (CVE-2025-38614)

In the Linux kernel, the following vulnerability has been resolved: eventpoll: Fix semi-unbounded recursion Ensure that epoll instances can never form a graph deeper than EPMAXNESTS+1 links. Currently, eploopcheckproc ensures that the graph is loop-free and does some recursion depth checks, but...

RLSA-2026:1143 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Linux kernel: Use-after-free in device mapper due to race condition in zone reporting CVE-2025-38141 kernel: Linux kernel use-after-free in eventpoll CVE-2025-38349 kernel: drm/xe: Fix...

MiracleLinux 9 : kernel-5.14.0-611.26.1.el9_7 (AXSA:2026-144:08)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-144:08 advisory. kernel: Linux kernel: Use-after-free in device mapper due to race condition in zone reporting CVE-2025-38141 kernel: Linux kernel use-after-free in...

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...

Oracle Linux 10 : kernel (ELSA-2026-1690)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-1690 advisory. - RDMA/core: Fix 'KASAN: slab-use-after-free Read in ibregisterdevice' problem CKI Backport Bot RHEL-134363 CVE-2025-38022 - ASoC: Intel: bytcrrt5640:...

kernel: Linux kernel use-after-free in eventpoll

A flaw was found in the Linux kernel's eventpoll epoll mechanism. A local attacker could exploit a use-after-free vulnerability due to incorrect handling of the 'ep' refcount while the 'ep' mutex is still held. This can lead to memory corruption, potentially allowing the attacker to achieve...

AlmaLinux 9 : kernel (ALSA-2026:1143)

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:1143 advisory. kernel: Linux kernel: Use-after-free in device mapper due to race condition in zone reporting CVE-2025-38141 kernel: Linux kernel use-after-free in...

kernel: Linux kernel use-after-free in eventpoll

A flaw was found in the Linux kernel's eventpoll epoll mechanism. A local attacker could exploit a use-after-free vulnerability due to incorrect handling of the 'ep' refcount while the 'ep' mutex is still held. This can lead to memory corruption, potentially allowing the attacker to achieve...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9. 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 each vulnerability from th...

RHEL 9 : kernel (RHSA-2026:1143)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:1143 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Linux kernel: Use-after-free i...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-004111)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004111 advisory. In eploopcheckproc of eventpoll.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-004118)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004118 advisory. In fs/eventpoll.c, there is a possible use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-004258)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004258 advisory. In doepollctl and eploopcheckproc of eventpoll.c, there is a possible use after free due to a logic error. This could lead to local escalation of privilege with no...