CVE-2025-0647

🗓️ 14 Jan 2026 10:58:44Reported by ArmType

On some Arm CPUs, a CPP RCTX instruction may block TLB invalidation after a TLBI, leaving stale entries.

Reporter	Title	Published	Views	Family All 8
Circl	CVE-2025-0647	14 Jan 202613:37	–	circl
CNNVD	ARM CPU 安全漏洞	14 Jan 202600:00	–	cnnvd
Cvelist	CVE-2025-0647	14 Jan 202610:58	–	cvelist
EUVD	EUVD-2026-2516	14 Jan 202610:58	–	euvd
NVD	CVE-2025-0647	14 Jan 202611:15	–	nvd
Positive Technologies	PT-2026-2850	14 Jan 202600:00	–	ptsecurity
RedhatCVE	CVE-2025-0647	15 Jan 202611:22	–	redhatcve
Vulnrichment	CVE-2025-0647	14 Jan 202610:58	–	vulnrichment

NVD

Node

arm c1-ultra_firmwareMatch-

AND

arm c1-ultraMatch-

Node

arm c1-premium_firmwareMatch-

AND

arm c1-premiumMatch-

Node

arm cortex-a710_firmwareMatch-

AND

arm cortex-a710Match-

Node

arm cortex-x2_firmwareMatch-

AND

arm cortex-x2Match-

Node

arm cortex-x3_firmwareMatch-

AND

arm cortex-x3Match-

Node

arm cortex-x4_firmwareMatch-

AND

arm cortex-x4Match-

Node

arm cortex-x925_firmwareMatch-

AND

arm cortex-x925Match-

Node

arm neoverse-v2_firmwareMatch-

AND

arm neoverse-v2Match-

Node

arm neoverse-v3_firmwareMatch-

AND

arm neoverse-v3Match-

Node

arm neoverse-v3ae_firmwareMatch-

AND

arm neoverse-v3aeMatch-

Node

arm neoverse-n2_firmwareMatch-

AND

arm neoverse-n2Match-

[
  {
    "defaultStatus": "unaffected",
    "product": "Neoverse-N2",
    "vendor": "Arm",
    "versions": [
      {
        "status": "affected",
        "version": "0"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "Neoverse-V3AE",
    "vendor": "Arm",
    "versions": [
      {
        "status": "affected",
        "version": "0"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "Neoverse-V3",
    "vendor": "Arm",
    "versions": [
      {
        "status": "affected",
        "version": "0"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "Neoverse-V2",
    "vendor": "Arm",
    "versions": [
      {
        "status": "affected",
        "version": "0"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "Cortex-X925",
    "vendor": "Arm",
    "versions": [
      {
        "status": "affected",
        "version": "0"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "Cortex-X4",
    "vendor": "Arm",
    "versions": [
      {
        "status": "affected",
        "version": "0"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "Cortex-X3",
    "vendor": "Arm",
    "versions": [
      {
        "status": "affected",
        "version": "0"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "Cortex-X2",
    "vendor": "Arm",
    "versions": [
      {
        "status": "affected",
        "version": "0"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "Cortex-A710",
    "vendor": "Arm",
    "versions": [
      {
        "status": "affected",
        "version": "0"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "C1-Premium",
    "vendor": "Arm",
    "versions": [
      {
        "status": "affected",
        "version": "0"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "C1-Ultra",
    "vendor": "Arm",
    "versions": [
      {
        "status": "affected",
        "version": "0"
      }
    ]
  }
]

Source	Link
developer	www.developer.arm.com/documentation/111546
graph	www.graph.volerion.com/view

26 Jan 2026 19:40Current

6.5Medium risk

Vulners AI Score6.5

CVSS 3.17.9

EPSS0.00008

SSVC

CWE-226