CVE-2025-22000 mm/huge_memory: drop beyond-EOF folios with the right number of refs

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: drop beyond-EOF folios with the right number of refs When an after-split folio is large and needs to be dropped due to EOF, folioputrefsfolio, folionrpagesfolio should be used to drop all page cache refs. Otherwise...

CVE-2025-22000

CVE-2025-22000 affects the Linux kernel. The flaw is in mm/huge_memory where, after splitting a folio for EOF, folio refs may not be fully dropped unless folio_put_refs(folio, folio_nr_pages(folio)) is used. This can cause a memory leak when the blocksize > page_size and truncation creates fol...

CVE-2025-22000 mm/huge_memory: drop beyond-EOF folios with the right number of refs

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: drop beyond-EOF folios with the right number of refs When an after-split folio is large and needs to be dropped due to EOF, folioputrefsfolio, folionrpagesfolio should be used to drop all page cache refs. Otherwise...

CVE-2025-22000

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: drop beyond-EOF folios with the right number of refs When an after-split folio is large and needs to be dropped due to EOF, folioputrefsfolio, folionrpagesfolio should be used to drop all page cache refs. Otherwise...

SUSE CVE-2025-21896

In the Linux kernel, the following vulnerability has been resolved: fuse: revert back to readaheadfolio for readahead In commit 3eab9d7bc2f4 "fuse: convert readahead to use folios", the logic was converted to using the new folio readahead code, which drops the reference on the folio once it is...

SUSE CVE-2025-21907

In the Linux kernel, the following vulnerability has been resolved: mm: memory-failure: update ttu flag inside unmappoisonedfolio Patch series "mm: memoryfailure: unmap poisoned folio during migrate properly", v3. Fix two bugs during folio migration if the folio is poisoned. This patch of 3: Comm...

SUSE CVE-2025-21908

In the Linux kernel, the following vulnerability has been resolved: NFS: fix nfsreleasefolio to not deadlock via kcompactd writeback Add PFKCOMPACTD flag and currentiskcompactd helper to check for it so nfsreleasefolio can skip calling nfswbfolio from kcompactd. Otherwise NFS can deadlock waiting...

DEBIAN-CVE-2025-21984

In the Linux kernel, the following vulnerability has been resolved: mm: fix kernel BUG when userfaultfdmove encounters swapcache userfaultfdmove checks whether the PTE entry is present or a swap entry. - If the PTE entry is present, movepresentpte handles folio migration by setting: srcfolio-inde...

CVE-2025-21931

In the Linux kernel, the following vulnerability has been resolved: hwpoison, memoryhotplug: lock folio before unmap hwpoisoned folio Commit b15c87263a69 "hwpoison, memoryhotplug: allow hwpoisoned pages to be offlined add page poison checks in domigraterange in order to make offline hwpoisoned pa...

DEBIAN-CVE-2025-21931

In the Linux kernel, the following vulnerability has been resolved: hwpoison, memoryhotplug: lock folio before unmap hwpoisoned folio Commit b15c87263a69 "hwpoison, memoryhotplug: allow hwpoisoned pages to be offlined add page poison checks in domigraterange in order to make offline hwpoisoned pa...

DEBIAN-CVE-2025-21907

In the Linux kernel, the following vulnerability has been resolved: mm: memory-failure: update ttu flag inside unmappoisonedfolio Patch series "mm: memoryfailure: unmap poisoned folio during migrate properly", v3. Fix two bugs during folio migration if the folio is poisoned. This patch of 3: Comm...

CVE-2025-21907

In the Linux kernel, the following vulnerability has been resolved: mm: memory-failure: update ttu flag inside unmappoisonedfolio Patch series "mm: memoryfailure: unmap poisoned folio during migrate properly", v3. Fix two bugs during folio migration if the folio is poisoned. This patch of 3: Comm...

AZL-69518 CVE-2025-21907 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: mm: memory-failure: update ttu flag inside unmappoisonedfolio Patch series "mm: memoryfailure: unmap poisoned folio during migrate properly", v3. Fix two bugs during folio migration if the folio is poisoned. This patch of 3: Comm...

DEBIAN-CVE-2025-21908

In the Linux kernel, the following vulnerability has been resolved: NFS: fix nfsreleasefolio to not deadlock via kcompactd writeback Add PFKCOMPACTD flag and currentiskcompactd helper to check for it so nfsreleasefolio can skip calling nfswbfolio from kcompactd. Otherwise NFS can deadlock waiting...

AZL-60352 CVE-2025-21908 affecting package kernel for versions less than 6.6.85.1-2

In the Linux kernel, the following vulnerability has been resolved: NFS: fix nfsreleasefolio to not deadlock via kcompactd writeback Add PFKCOMPACTD flag and currentiskcompactd helper to check for it so nfsreleasefolio can skip calling nfswbfolio from kcompactd. Otherwise NFS can deadlock waiting...

CVE-2025-21896

In the Linux kernel, the following vulnerability has been resolved: fuse: revert back to readaheadfolio for readahead In commit 3eab9d7bc2f4 "fuse: convert readahead to use folios", the logic was converted to using the new folio readahead code, which drops the reference on the folio once it is...

UBUNTU-CVE-2025-21907

In the Linux kernel, the following vulnerability has been resolved: mm: memory-failure: update ttu flag inside unmappoisonedfolio Patch series "mm: memoryfailure: unmap poisoned folio during migrate properly", v3. Fix two bugs during folio migration if the folio is poisoned. This patch of 3: Comm...

UBUNTU-CVE-2025-21896

In the Linux kernel, the following vulnerability has been resolved: fuse: revert back to readaheadfolio for readahead In commit 3eab9d7bc2f4 "fuse: convert readahead to use folios", the logic was converted to using the new folio readahead code, which drops the reference on the folio once it is...

UBUNTU-CVE-2025-21984

In the Linux kernel, the following vulnerability has been resolved: mm: fix kernel BUG when userfaultfdmove encounters swapcache userfaultfdmove checks whether the PTE entry is present or a swap entry. - If the PTE entry is present, movepresentpte handles folio migration by setting: srcfolio-inde...

UBUNTU-CVE-2025-21908

In the Linux kernel, the following vulnerability has been resolved: NFS: fix nfsreleasefolio to not deadlock via kcompactd writeback Add PFKCOMPACTD flag and currentiskcompactd helper to check for it so nfsreleasefolio can skip calling nfswbfolio from kcompactd. Otherwise NFS can deadlock waiting...