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CVE-2026-79979

🗓️ 23 Oct 2026 19:56:16Reported by zephyrType 
cve
 cve
🔗 web.nvd.nist.gov👁 2 Views

Stale TLB entries in arm64 allow user threads to access reused physical frames.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-79979
23 Oct 202620:05
–circl
cvelist
Cvelist
CVE-2026-79979 Stale TLB entries after demand-paging page-out let arm64 user threads access reused physical frames
23 Oct 202619:56
–cvelist
euvd
EUVD
EUVD-2026-109142
23 Oct 202619:56
–euvd
nvd
NVD
CVE-2026-79979
23 Oct 202620:17
–nvd
Vulners
Node
[
  {
    "vendor": "zephyrproject",
    "product": "zephyr",
    "collectionURL": "https://github.com/zephyrproject-rtos/zephyr",
    "packageName": "zephyr",
    "defaultStatus": "unaffected",
    "programFiles": [
      "arch/arm64/core/mmu.c"
    ],
    "programRoutines": [
      {
        "name": "arch_mem_page_out"
      },
      {
        "name": "invalidate_tlb_page"
      }
    ],
    "versions": [
      {
        "version": "4.3.0",
        "status": "affected",
        "lessThan": "4.5.0",
        "versionType": "semver"
      }
    ]
  }
]

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23 Oct 2026 20:17Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.17.8
2