CVE-2026-31397

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: fix use of NULL folio in movepageshugepmd movepageshugepmd handles UFFDIOMOVE for both normal THPs and huge zero pages. For the huge zero page path, srcfolio is explicitly set to NULL, and is used as a sentinel to...

CVE-2026-31397 mm/huge_memory: fix use of NULL folio in move_pages_huge_pmd()

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: fix use of NULL folio in movepageshugepmd movepageshugepmd handles UFFDIOMOVE for both normal THPs and huge zero pages. For the huge zero page path, srcfolio is explicitly set to NULL, and is used as a sentinel to...

PT-2026-30180

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contained an issue within the mm/huge memory component, specifically in the move pages huge pmd function. This function incorrectly handled NULL folios when processing...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-004060)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004060 advisory. An issue was discovered in splithugepmd in mm/hugememory.c in the Linux kernel before 5.7.5. The copy-on-write implementation can grant unintended write access becau...

MiracleLinux 9 : kernel-5.14.0-570.30.1.el9_6 (AXSA:2025-10778:57)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2025-10778:57 advisory. kernel: media: uvcvideo: Fix double free in error path CVE-2024-57980 kernel: wifi: iwlwifi: limit printed string from FW file CVE-2025-21905 kerne...

SUSE 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...

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...

CVE-2025-68293 mm/huge_memory: fix NULL pointer deference when splitting folio

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

CVE-2025-68293 relates to a Linux kernel null pointer dereference in mm/huge_memory during folio splitting. A prior patch (mm: thp: split huge page to any lower order pages) added an early check on folio order via mapping->flags, which could dereference mapping when the mapping pointer is NULL...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a lack of null pointer checking when hugememory splits folio, which could lead to a crash...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989157)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989157 advisory. In the Linux kernel, the following vulnerability has been resolved: mm/kmemleak: avoid scanning potential huge holes When using devmrequestfreememregion and...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2022-49138: Bluetooth: hcievent: Fix checking conn for leconncompleteevt bsc1238160. CVE-2022-50233: Bluetooth: eir: Fix using strlen with hdev-devname,shortnam...

SUSE-SU-2025:3716-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP4 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2022-49980: USB: gadget: fix use-after-free read in usbudcuevent bsc1245110. - CVE-2022-50233: Bluetooth: eir: Fix using strlen with hdev-devname,shortname...

Astra Linux - уязвимость в linux-6.1

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: avoid PMD-size page cache if needed xarray can't support arbitrary page cache size. the largest and supported page cache size is defined as MAXPAGECACHEORDER by commit 099d90642a71 "mm/filemap: make MAXPAGECACHEORD...

SUSE CVE-2022-50517

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: do not clobber swpentryt during THP split The following has been observed when running stressng mmap since commit b653db77350c "mm: Clear page-private when splitting or migrating a page" watchdog: BUG: soft lockup ...

CVE-2022-50517

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: do not clobber swpentryt during THP split The following has been observed when running stressng mmap since commit b653db77350c "mm: Clear page-private when splitting or migrating a page" watchdog: BUG: soft lockup ...

CVE-2022-50517 mm/huge_memory: do not clobber swp_entry_t during THP split

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: do not clobber swpentryt during THP split The following has been observed when running stressng mmap since commit b653db77350c "mm: Clear page-private when splitting or migrating a page" watchdog: BUG: soft lockup ...

RLSA-2025:11861 Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: media: uvcvideo: Fix double free in error path CVE-2024-57980 kernel: wifi: iwlwifi: limit printed string from FW file CVE-2025-21905 kernel: RDMA/mlx5: Fix pagesize variable overflow...