badepoll-selinux-disabler

badepoll-selinux-disabler 从 CVE-2026-43074 eventpoll UAF 利用中独立提取的 SELinux 禁用阶段。它竞态利用 eventpoll 循环深度检查（epgetupwardsdepthproc），将一个零写入 selinuxstate.enforcing，通过单字节内核写入将设备切换到 Permissive 模式。这仅包含 MAC 禁用原语——不包含提权。 !WARNING 内核漏洞概念验证。可能导致内核崩溃、数据损坏或设备状态不一致。仅在你拥有或有权测试的设备上运行。请先备份。 来源 从 NebuSec 的完整 PoC...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: eventpoll: Fixed an UAF Use-After-Free in epremovestruct eventpoll, struct file. epremove via epremovefile clears file-fep under file-flock, but then continues using @file within the critical section isfileepoll, hlistdelrcu,...

SUSE SLES15 Security Update : kernel (Live Patch 17 for SUSE Linux Enterprise 15 SP7) (SUSE-SU-2026:3780-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3780-1 advisory. This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.63 fixes various security issues: The following security issues were fixed: -...

SUSE SLES15 Security Update : kernel RT (Live Patch 15 for SUSE Linux Enterprise 15 SP7) (SUSE-SU-2026:3699-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3699-1 advisory. This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.7.54 fixes various security issues: The following security issues were fixed: -...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: aio: Fixed a use-after-free issue due to missing POLFREE handling. signalfdpoll and binderpoll are special because they use a waitqueue whose lifetime is the current task, rather than the struct file as is normally the case. This...

ANT-2026-CM0TCREP · torvalds/linux · Use-After-Free

use-after-free high CVE-2026-43074 Severity Claude high · Security research firm - · Maintainer high REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-CM0TCREP: UAF in epgetupwardsdepthproc giving unprivileged LPE During epollctlA, EPOLLCTLADD, B, the nesting-depth check...

Oracle Linux 10 : kernel (ELSA-2026-30129)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-30129 advisory. - crypto: ccp - copy IV using skcipher ivsize CKI Backport Bot RHEL-188463 CVE-2026-53016 - futex/requeue: Revert 'Prevent NULL pointer dereference i...

Oracle Linux 10 : kernel (ELSA-2026-27288)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-27288 advisory. - crypto: ccp - copy IV using skcipher ivsize CKI Backport Bot RHEL-188463 CVE-2026-53016 - futex/requeue: Revert 'Prevent NULL pointer dereference i...

TencentOS Server 4: kernel (TSSA-2026:0792)

"The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2026:0792 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilitie...

kernel: eventpoll: fix ep_remove struct eventpoll / struct file UAF

A flaw was found in the Linux kernel's eventpoll mechanism. A Use-After-Free UAF vulnerability, where the system attempts to access memory after it has been freed, can occur during the removal of a file. A local attacker could exploit this race condition to corrupt memory, potentially leading to...

kernel: eventpoll: fix ep_remove struct eventpoll / struct file UAF

A flaw was found in the Linux kernel's eventpoll mechanism. A Use-After-Free UAF vulnerability, where the system attempts to access memory after it has been freed, can occur during the removal of a file. A local attacker could exploit this race condition to corrupt memory, potentially leading to...

RHEL 9 : kpatch-patch-5_14_0-427_100_1, kpatch-patch-5_14_0-427_113_1, kpatch-patch-5_14_0-427_126_1, kpatch-patch-5_14_0-427_68_2, and kpatch-patch-5_14_0-427_84_1 (RHSA-2026:44006)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:44006 advisory. This is a kernel live patch module which can be loaded by the kpatch command line utility to modify the code of a running kernel. This patc...

Oracle Linux 10 : kernel (ELSA-2026-19569)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-19569 advisory. - crypto: ccp - copy IV using skcipher ivsize CKI Backport Bot RHEL-188463 CVE-2026-53016 - futex/requeue: Revert 'Prevent NULL pointer dereference i...

kernel: eventpoll: fix ep_remove struct eventpoll / struct file UAF

A flaw was found in the Linux kernel's eventpoll mechanism. A Use-After-Free UAF vulnerability, where the system attempts to access memory after it has been freed, can occur during the removal of a file. A local attacker could exploit this race condition to corrupt memory, potentially leading to...

kernel: eventpoll: fix ep_remove struct eventpoll / struct file UAF

A flaw was found in the Linux kernel's eventpoll mechanism. A Use-After-Free UAF vulnerability, where the system attempts to access memory after it has been freed, can occur during the removal of a file. A local attacker could exploit this race condition to corrupt memory, potentially leading to...

RHEL 9 : kpatch-patch-5_14_0-687_10_1 (RHSA-2026:43825)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:43825 advisory. This is a kernel live patch module which can be loaded by the kpatch command line utility to modify the code of a running kernel. This patc...

SUSE-SU-2026:3156-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP6 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2026-43109: x86: shadow stacks: proper error handling for mmap lock bsc1264484. - CVE-2026-46052: ceph: only dadd negative dentries when they are unhashed bsc1267494....

Oracle Linux 10 : kernel (ELSA-2026-18134)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-18134 advisory. - crypto: ccp - copy IV using skcipher ivsize CKI Backport Bot RHEL-188463 CVE-2026-53016 - futex/requeue: Revert 'Prevent NULL pointer dereference i...

Oracle Linux 10 : kernel (ELSA-2026-25191)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-25191 advisory. - crypto: ccp - copy IV using skcipher ivsize CKI Backport Bot RHEL-188463 CVE-2026-53016 - futex/requeue: Revert 'Prevent NULL pointer dereference i...

Important: kernel6.12

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: mm/pagealloc: clear page-private in freepagesprepare CVE-2026-43303 In the Linux kernel, the following vulnerability has been resolved: ipvs: skip ipv6 extension headers for csum checks CVE-2026-45850 In the Linux...