CVE-2025-39879 ceph: always call ceph_shift_unused_folios_left()

In the Linux kernel, the following vulnerability has been resolved: ceph: always call cephshiftunusedfoliosleft The function cephprocessfoliobatch sets foliobatch entries to NULL, which is an illegal state. Before foliobatchrelease crashes due to this API violation, the function...

CVE-2025-39879

CVE-2025-39879 pertains to the Linux kernel Ceph code path. The issue revolves around ceph_process_folio_batch() leaving folio_batch entries as NULL, an illegal state that could lead to crashes if folio_batch_release() dereferences them. The documented root cause describes that earlier code inten...

CVE-2025-39879 ceph: always call ceph_shift_unused_folios_left()

In the Linux kernel, the following vulnerability has been resolved: ceph: always call cephshiftunusedfoliosleft The function cephprocessfoliobatch sets foliobatch entries to NULL, which is an illegal state. Before foliobatchrelease crashes due to this API violation, the function...

CVE-2025-39879 ceph: always call ceph_shift_unused_folios_left()

In the Linux kernel, the following vulnerability has been resolved: ceph: always call cephshiftunusedfoliosleft The function cephprocessfoliobatch sets foliobatch entries to NULL, which is an illegal state. Before foliobatchrelease crashes due to this API violation, the function...

CVE-2025-39868 erofs: fix runtime warning on truncate_folio_batch_exceptionals()

In the Linux kernel, the following vulnerability has been resolved: erofs: fix runtime warning on truncatefoliobatchexceptionals Commit 0e2f80afcfa6"fs/dax: ensure all pages are idle prior to filesystem unmount" introduced the WARNONONCE to capture whether the filesystem has removed all DAX entri...

CVE-2025-39868 erofs: fix runtime warning on truncate_folio_batch_exceptionals()

In the Linux kernel, the following vulnerability has been resolved: erofs: fix runtime warning on truncatefoliobatchexceptionals Commit 0e2f80afcfa6"fs/dax: ensure all pages are idle prior to filesystem unmount" introduced the WARNONONCE to capture whether the filesystem has removed all DAX entri...

CVE-2025-39868

CVE-2025-39868 describes a Linux kernel vulnerability where a runtime warning (WARN_ON_ONCE) could be triggered during unmount due to how erofs (and related DAX entries) were handled. The root cause, as noted in the description, is a fix introduced by commit 0e2f80afcfa6 that added WARN_ON_ONCE t...

CVE-2025-39868 erofs: fix runtime warning on truncate_folio_batch_exceptionals()

In the Linux kernel, the following vulnerability has been resolved: erofs: fix runtime warning on truncatefoliobatchexceptionals Commit 0e2f80afcfa6"fs/dax: ensure all pages are idle prior to filesystem unmount" introduced the WARNONONCE to capture whether the filesystem has removed all DAX entri...

CVE-2025-39868

In the Linux kernel, the following vulnerability has been resolved: erofs: fix runtime warning on truncatefoliobatchexceptionals Commit 0e2f80afcfa6"fs/dax: ensure all pages are idle prior to filesystem unmount" introduced the WARNONONCE to capture whether the filesystem has removed all DAX entri...

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 not properly handling folio accesses that exceed limits, potentially leading to out-of-bounds writes...

PT-2025-39145

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw related to fuse. Specifically, a slab-out-of-bounds write condition was identified in the fuse dev do write function. This issue occurs when the number o...

PT-2025-39125

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.16.0+ 6 Description The Linux kernel contained an issue where a runtime warning occurred in the truncate folio batch exceptionals function. This was due to a missing fix in erofs following a commit that address...

PT-2025-39136

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.15.10-cm4all1-es Description The Linux kernel contains a flaw within the Ceph subsystem related to folio batch handling. Specifically, the ceph shift unused folios left function is not consistently called after...

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 mishandling of the movedirtyfolioinpagearray function error, which could lead to a kernel crash...

SUSE CVE-2023-53247

In the Linux kernel, the following vulnerability has been resolved: btrfs: setpageextentmapped after readfolio in btrfscontexpand While trying to get the subpage blocksize tests running, I hit the following panic on generic/476 assertion failed: PagePrivatepage && page-private, in...

AZL-71236 CVE-2023-53247 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: btrfs: setpageextentmapped after readfolio in btrfscontexpand While trying to get the subpage blocksize tests running, I hit the following panic on generic/476 assertion failed: PagePrivatepage && page-private, in...

DEBIAN-CVE-2023-53247

In the Linux kernel, the following vulnerability has been resolved: btrfs: setpageextentmapped after readfolio in btrfscontexpand While trying to get the subpage blocksize tests running, I hit the following panic on generic/476 assertion failed: PagePrivatepage && page-private, in...

CVE-2023-53247

In the Linux kernel, the following vulnerability has been resolved: btrfs: setpageextentmapped after readfolio in btrfscontexpand While trying to get the subpage blocksize tests running, I hit the following panic on generic/476 assertion failed: PagePrivatepage && page-private, in...

CVE-2023-53236

In the Linux kernel, the following vulnerability has been resolved: iommufd: Do not corrupt the pfn list when doing batch carry If batch-end is 0 then setting npfns0 before computing the new value of pfns will fail to adjust the pfn and result in various page accounting corruptions. It should be...

CVE-2023-53247 btrfs: set_page_extent_mapped after read_folio in btrfs_cont_expand

In the Linux kernel, the following vulnerability has been resolved: btrfs: setpageextentmapped after readfolio in btrfscontexpand While trying to get the subpage blocksize tests running, I hit the following panic on generic/476 assertion failed: PagePrivatepage && page-private, in...