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 a backport of patch ea52cb24cd3f. This patch improperly handled the hugetlb VMA lock allocation,...

EulerOS 2.0 SP11 : kernel (EulerOS-SA-2026-2247)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : crypto: algifaead - Revert to operating out-of-placeCVE-2026-31431 nfsd: fix RELEASELOCKOWNERCVE-2024-26629 bonding: limit BONDMODE8023AD to...

CVE-2026-46284

A flaw was found in the Linux kernel's hugetlb memory management. A local user could exploit this by providing malformed kernel command-line parameters, such as hugepages or hugepagesz, without an '=' separator. This improper handling of input during early parameter parsing can lead to a system...

CVE-2026-46284

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix early boot crash on parameters without '=' separator If hugepages, hugepagesz, or defaulthugepagesz are specified on the kernel command line without the '=' separator, early parameter parsing passes NULL to...

EUVD-2026-35149

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix early boot crash on parameters without '=' separator If hugepages, hugepagesz, or defaulthugepagesz are specified on the kernel command line without the '=' separator, early parameter parsing passes NULL to...

CVE-2026-46284 mm/hugetlb: fix early boot crash on parameters without '=' separator

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix early boot crash on parameters without '=' separator If hugepages, hugepagesz, or defaulthugepagesz are specified on the kernel command line without the '=' separator, early parameter parsing passes NULL to...

CVE-2026-46284

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix early boot crash on parameters without '=' separator If hugepages, hugepagesz, or defaulthugepagesz are specified on the kernel command line without the '=' separator, early parameter parsing passes NULL to...

CVE-2026-46284

CVE-2026-46284 affects the Linux kernel mm/hugetlb parameter parsing path. When hugepages, hugepagesz, or default_hugepagesz are supplied on the kernel command line without an '=' separator, early-boot parameter parsing passes NULL to hugetlb_add_param(), which dereferences NULL in strlen(), pote...

CVE-2026-46284 mm/hugetlb: fix early boot crash on parameters without '=' separator

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix early boot crash on parameters without '=' separator If hugepages, hugepagesz, or defaulthugepagesz are specified on the kernel command line without the '=' separator, early parameter parsing passes NULL to...

PT-2026-47356

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified openSUSE Tumbleweed versions prior to kernel-devel-7.0.12-1.1 Description A crash can occur during early boot if the kernel command line parameters hugepages, hugepagesz, or default hugepagesz are...

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 lack of handling of empty values during the parsing of the hugetlb parameter. This...

EulerOS Virtualization 2.12.1 : kernel (EulerOS-SA-2026-2077)

According to the versions of the kernel packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : netfilter: ctnetlink: remove refcounting in expectation dumpersCVE-2025-39764 nvme: nvme-fc: Ensure -ioerrwork is cancelled in...

EulerOS Virtualization 2.12.0 : kernel (EulerOS-SA-2026-2102)

According to the versions of the kernel packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : netfilter: ctnetlink: remove refcounting in expectation dumpersCVE-2025-39764 nvme: nvme-fc: Ensure -ioerrwork is cancelled in...

RXSA-2026:3488 Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: smc: Use skdstget and dstdevrcu in smcclcprfxmatch CVE-2025-40168 kernel: ipv6: BUG in pskbexpandhead as part of calipsoskbuffsetattr CVE-2025-71085 kernel: Linux kernel: Denial of Servic...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: Avoid corrupting the page-mapping in hugetlbmcopyatomicpte. In the MCOPYATOMICCONTINUE case with a non-shared VMA, the pages in the page cache are stored in the ptes. However, hugepageaddnewanonrmap is called for thes...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/userfaultfd: the issue with the mutex hash calculation due to hugetlb faults has been fixed. In mfillatomichugetlb, the linearpageindex function is used to calculate the page index for hugetlbfaultmutexhash. However,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm: hugetlb: fix UAF in hugetlbhandleuserfault The vmalock and hugetlbfaultmutex are removed before handling userfault, and reacquired again after handleuserfault. However, reacquiring the vmalock could lead to a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Set hugetlb mmap base address aligned with pmd size With ltp test case "testcases/bin/hugefork02", there is a dmesg error report message such as: kernel BUG at mm/hugetlb.c:5550! Oops - BUG1: CPU: 0 UID: 0 PID: 1517...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: mm,hugetlb: Take the hugetlblock before decrementing h-resvhugepages. The h-hugepages counters are protected by the hugetlblock, but allochugepage has a corner-case scenario where it can decrement the counter outside of the lock...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mm/hugetlb: fixed a situation where the kernel NULL pointer dereference occurred when replacing free hugetlb folios. A kernel crash was observed when replacing free hugetlb folios: BUG: kernel NULL pointer dereference, address...