CVE-2026-23100

The CVE-2026-23100 entry concerns the Linux kernel mm/hugetlb code and a fix for hugetlb_pmd_shared(). The vulnerability stemmed from how shared PMD tables were detected; the patch set switches to using an independent shared count and the ptdesc_pmd_is_shared() check, so that shared PMD tables ar...

EUVD-2026-5442

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix hugetlbpmdshared Patch series "mm/hugetlb: fixes for PMD table sharing incl. using mmugather", v3. One functional fix, one performance regression fix, and two related comment fixes. I cleaned up my prototype I...

CVE-2026-23100 mm/hugetlb: fix hugetlb_pmd_shared()

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix hugetlbpmdshared Patch series "mm/hugetlb: fixes for PMD table sharing incl. using mmugather", v3. One functional fix, one performance regression fix, and two related comment fixes. I cleaned up my prototype I...

CVE-2026-23097

In the Linux kernel, the following vulnerability has been resolved: migrate: correct lock ordering for hugetlb file folios Syzbot has found a deadlock analyzed by Lance Yang: 1 Task 5749: Holds foliolock, then tries to acquire immaprwsemread lock. 2 Task 5754: Holds immaprwsemwrite lock, then tri...

CVE-2026-23097

In the Linux kernel, the following vulnerability has been resolved: migrate: correct lock ordering for hugetlb file folios Syzbot has found a deadlock analyzed by Lance Yang: 1 Task 5749: Holds foliolock, then tries to acquire immaprwsemread lock. 2 Task 5754: Holds immaprwsemwrite lock, then tri...

CVE-2026-23097 migrate: correct lock ordering for hugetlb file folios

In the Linux kernel, the following vulnerability has been resolved: migrate: correct lock ordering for hugetlb file folios Syzbot has found a deadlock analyzed by Lance Yang: 1 Task 5749: Holds foliolock, then tries to acquire immaprwsemread lock. 2 Task 5754: Holds immaprwsemwrite lock, then tri...

CVE-2026-23097 migrate: correct lock ordering for hugetlb file folios

In the Linux kernel, the following vulnerability has been resolved: migrate: correct lock ordering for hugetlb file folios Syzbot has found a deadlock analyzed by Lance Yang: 1 Task 5749: Holds foliolock, then tries to acquire immaprwsemread lock. 2 Task 5754: Holds immaprwsemwrite lock, then tri...

EUVD-2026-5445

In the Linux kernel, the following vulnerability has been resolved: migrate: correct lock ordering for hugetlb file folios Syzbot has found a deadlock analyzed by Lance Yang: 1 Task 5749: Holds foliolock, then tries to acquire immaprwsemread lock. 2 Task 5754: Holds immaprwsemwrite lock, then tri...

CVE-2026-23097

CVE-2026-23097: Linux kernel migrate path deadlock due to incorrect lock ordering between hugetlb folio_lock and i_mmap_rwsem. Specifically migrate_pages -> migrate_hugetlbs -> unmap_and_move_huge_page -> remove_migration_ptes -> __rmap_walk_file() acquires i_mmap_lock_read while anot...

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 hugetlbpmdshared function not properly handling shared memory, potentially leading to memory...

CVE-2026-23100: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix hugetlbpmdshared Patch series "mm/hugetlb: fixes for PMD table sharing incl. using mmugather", v3. One functional fix, one performance regression fix, and two related comment fixes. I cleaned up my prototype I...

Linux Distros Unpatched Vulnerability : CVE-2026-23097

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - migrate: correct lock ordering for hugetlb file folios Syzbot has found a deadlock analyzed by Lance Yang: 1 Task 5749: Holds foliolock, then tries to acquire...

Linux Distros Unpatched Vulnerability : CVE-2026-23100

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mm/hugetlb: fix hugetlbpmdshared Patch series mm/hugetlb: fixes for PMD table sharing incl. using mmugather, v3. One functional fix, one performance regression...

EulerOS Virtualization 2.10.1 : kernel (EulerOS-SA-2026-1123)

According to the versions of the kernel packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : cifs: Fix UAF in cifsdemultiplexthreadCVE-2023-52572 net: fix data-races around sk-skforwardallocCVE-2024-53124 quota: flush...

SUSE-SU-2026:0350-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP3 RT kernel was updated to fix various security issues The following security issues were fixed: - CVE-2022-50282: chardev: fix error handling in cdevdeviceadd bsc1249739. - CVE-2022-50630: mm: hugetlb: fix UAF in hugetlbhandleuserfault bsc1254785. - CVE-2022-50700:...

SUSE SLES15 : Security update for the Linux Kernel (SUSE-SU-2026:0317-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:0317-1 advisory. The SUSE Linux Enterprise 15 SP5 kernel was updated to fix various security issues The following security issues were fixed: -...

SUSE SLES12: cluster-md-kmp-default / dlm-kmp-default / gfs2-kmp-default / etc (SUSE-SU-2026:0316-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:0316-1 advisory. The SUSE Linux Enterprise 12 SP5 kernel was updated to fix various security issues The following security issues were fixed: -...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 kernel was updated to fix various security issues The following security issues were fixed: CVE-2022-50630: mm: hugetlb: fix UAF in hugetlbhandleuserfault bsc1254785. CVE-2022-50700: wifi: ath10k: Delay the unmapping of the buffer bsc1255576. CVE-2023-53254:...

Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP5 kernel was updated to fix various security issues The following security issues were fixed: CVE-2022-49604,CVE-2025-40074: ip: Fix data-races around sysctlipfwdusepmtu bsc1238414 bsc1252794. CVE-2022-50527: drm/amdgpu: Fix size validation for non-exclusive domains...

SUSE-SU-2026:0316-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP5 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2022-49604,CVE-2025-40074: ip: Fix data-races around sysctlipfwdusepmtu bsc1238414 bsc1252794. - CVE-2022-50527: drm/amdgpu: Fix size validation for non-exclusive...