CVE-2026-90094

A flaw was found in the Linux kernel, affecting the arm64 architecture's process context switching. When a user enables the Memory Tagging Extension MTE store-only tag check mode, the associated security setting SCTLREL1.TCSO0 is not properly reset during a task switch. This oversight allows the...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: arm64: mte: Avoid setting PGmtetagged if no tags are 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...

PT-2026-94442

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the arm64 architecture regarding the Memory Tagging Extension MTE store-only tag check mode. When a user opts into this mode, the SCTLR EL1.TCSO0 bit is set. Because...

PT-2026-93622

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the cpuinfo store cpu function where the system reads the GMID EL1 register even when Memory Tagging Extension MTE is disabled via CONFIG ARM64 MTE=n or the arm64.nomt...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mm: krealloc: Fixed an MTE false alarm in dokrealloc. This patch addresses an issue introduced by commit 1a83a716ec233, which caused MTE Memory Tagging Extension to falsely report a slab-out-of-bounds error. The problem occurs wh...

SUSE 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

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...

EUVD-2026-45815

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...

PT-2026-61447

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the memory management system where the initialization of tags for the huge zero folio is not correctly handled when init on free is enabled. When allocating with the G...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: KVM: arm64: Fixed a shift-out-of-bounds bug Fixed a shift-out-of-bounds bug reported by UBSAN when running VMs with MTE enabled on host kernels. UBSAN: Shift-out-of-bounds in arch/arm64/kvm/sys regs.c:1988:14 The shift exponen...

pixel-tiktag-exploit

Memory Tagging Extension MTE and Speculative Execution Bypas...

SUSE 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-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-2025-71110 mm/slub: reset KASAN tag in defer_free() before accessing freed memory

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-2025-71110

Technical details about CVE-2025-71110 are not publicly available in the provided connected documents. No specific affected products, versions, or remediation information are disclosed here; monitor for updates.

CVE-2025-71110 mm/slub: reset KASAN tag in defer_free() before accessing freed memory

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-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...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: arm64: mte: Do not issue a warning if the page is already tagged during copyhighpage. The arm64 copyhighpage function assumes that the destination page has been newly allocated and is not tagged with PGmtetagged. It issues a...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-992734)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992734 advisory. In the Linux kernel, the following vulnerability has been resolved: mm: krealloc: Fix MTE false alarm in dokrealloc This patch addresses an issue introduced by commi...