CVE-2026-31398 mm/rmap: fix incorrect pte restoration for lazyfree folios

In the Linux kernel, the following vulnerability has been resolved: mm/rmap: fix incorrect pte restoration for lazyfree folios We batch unmap anonymous lazyfree folios by foliounmapptebatch. If the batch has a mix of writable and non-writable bits, we may end up setting the entire batch writable...

CVE-2026-31398 mm/rmap: fix incorrect pte restoration for lazyfree folios

In the Linux kernel, the following vulnerability has been resolved: mm/rmap: fix incorrect pte restoration for lazyfree folios We batch unmap anonymous lazyfree folios by foliounmapptebatch. If the batch has a mix of writable and non-writable bits, we may end up setting the entire batch writable...

The vulnerability of the __mem_cgroup_uncharge_folios() function in the mm/memcontrol.c module of the Linux kernel’s memory management subsystem allows a hacker to trigger a service failure.

The vulnerability of the memcgroupunchargefolios function in the mm/memcontrol.c module of the Linux kernel’s memory management subsystem is related to improper control of resource identifiers “resource injection”. Exploiting this vulnerability could allow an attacker to cause a service failure...

The vulnerability of the zlib_compress_folios() function in the fs/btrfs/zlib.c module of the Btrfs file system support in the Linux kernel allows a hacker to cause a service failure.

The vulnerability of the zlibcompressfolios function in the fs/btrfs/zlib.c module of the Btrfs file system support in Linux kernel affects the handling of operations that involve moving data out of the buffer. Exploiting this vulnerability can allow an attacker to cause a service failure...

The vulnerability of the replace_free_hugepage_folios() function in the mm/hugetlb.c module of the Linux kernel’s memory management subsystem allows a hacker to trigger a service failure.

The vulnerability of the replacefreehugepagefolios function in the mm/hugetlb.c module of the Linux kernel’s memory management subsystem is related to pointer manipulation. Exploiting this vulnerability could allow an attacker to cause a service failure...

SUSE-SU-2026:20838-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 16.0 kernel was updated to fix various security issues. The following security issues were fixed: - CVE-2025-39753: gfs2: Set .migratefolio in gfs2rgrp,metaaops bsc1249590. - CVE-2025-39964: crypto: afalg - Disallow concurrent writes in afalgsendmsg bsc1251966. -...

The vulnerability of the ocfs2_grab_folios() function in the fs/ocfs2/alloc.c module of the OCFS2 file system in the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the ocfs2grabfolios function in the fs/ocfs2/alloc.c module of the OCFS2 file system in the Linux operating system is related to the distribution of resources without any restrictions or regulations. Exploiting this vulnerability could allow an attacker to compromise the...

Oracle Linux 10 : kernel (ELSA-2026-4012)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-4012 advisory. - HID: intel-thc-hid: intel-thc: Fix incorrect pointer arithmetic in I2C regs save CKI Backport Bot RHEL-142253 CVE-2025-39818 - drm/xe: Make dma-fenc...

Oracle Linux 8 : kernel (ELSA-2026-3464)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-3464 advisory. - migrate: correct lock ordering for hugetlb file folios Luiz Capitulino RHEL-147261 CVE-2026-23097 Tenable has extracted the preceding description block direct...

PT-2026-30181

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 7.0.0-rc1-00116-g018018a17770 Description A flaw was discovered in the Linux kernel's mm/rmap subsystem related to the restoration of page table entries PTEs for lazyfree folios. Specifically, when batch unmappin...

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

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...

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...

The vulnerability of the memfd_pin_folios() function in the mm/gup.c module of the Linux kernel’s memory management subsystem allows a hacker to cause a service failure.

The vulnerability of the memfdpinfolios function in the mm/gup.c module of the Linux kernel’s memory management subsystem leads to uncontrolled resource consumption. Exploiting this vulnerability could allow an attacker to cause a system failure...

SUSE CVE-2025-68292

In the Linux kernel, the following vulnerability has been resolved: mm/memfd: fix information leak in hugetlb folios When allocating hugetlb folios for memfd, three initialization steps are missing: 1. Folios are not zeroed, leading to kernel memory disclosure to userspace 2. Folios are not marke...

EUVD-2025-203787

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: fix NULL pointer deference when splitting folio Commit c010d47f107f "mm: thp: split huge page to any lower order pages" introduced an early check on the folio's order via mapping-flags before proceeding with the...

CVE-2025-68293

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: fix NULL pointer deference when splitting folio Commit c010d47f107f "mm: thp: split huge page to any lower order pages" introduced an early check on the folio's order via mapping-flags before proceeding with the...

CVE-2025-68293

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: fix NULL pointer deference when splitting folio Commit c010d47f107f "mm: thp: split huge page to any lower order pages" introduced an early check on the folio's order via mapping-flags before proceeding with the...