CVE-2026-64130

In the Linux kernel, the following vulnerability has been resolved: mm/pagealloc: fix initialization of tags of the huge zero folio with initonfree GFPZEROTAGS semantics are currently a bit weird, but effectively this flag is only ever set alongside GFPZERO and GFPSKIPKASAN. If we run with...

CVE-2026-64130 mm/page_alloc: fix initialization of tags of the huge zero folio with init_on_free

In the Linux kernel, the following vulnerability has been resolved: mm/pagealloc: fix initialization of tags of the huge zero folio with initonfree GFPZEROTAGS semantics are currently a bit weird, but effectively this flag is only ever set alongside GFPZERO and GFPSKIPKASAN. If we run with...

UBUNTU-CVE-2025-71110

In the Linux kernel, the following vulnerability has been resolved: mm/slub: reset KASAN tag in deferfree before accessing freed memory When CONFIGSLUBTINY is enabled, kfreenolock calls kasanslabfree before deferfree. On ARM64 with MTE Memory Tagging Extension, kasanslabfree poisons the memory an...

CVE-2022-50675

In the Linux kernel, the following vulnerability has been resolved: arm64: mte: Avoid setting PGmtetagged if no tags cleared or restored Prior to commit 69e3b846d8a7 "arm64: mte: Sync tags for pages where PTE is untagged", mtesynctags was only called for ptetagged entries those mapped with PROTMT...

Unbreakable Enterprise kernel security update

5.15.0-312.187.5 - Revert 'mm: hugetlb: independent PMD page table shared count' Harshit Mogalapalli Orabug: 38327655 5.15.0-312.187.4 - rds: Fix NULL ptr deref in xasstart Hakon Bugge Orabug: 38166374 - KVM: x86: use arrayindexnospec with indices that come from guest Thijs Raymakers Orabug:...