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CVE-2025-52961 Junos OS Evolved: PTX Series except PTX10003: An unauthenticated adjacent attacker sending specific valid traffic can cause a memory leak in cfmman leading to FPC crash and restart

🗓️ 09 Oct 2025 15:40:52Reported by juniperType 
cvelist
 cvelist
🔗 www.cve.org👁 6 Views

CVE-2025-52961: Unauthenticated adjacent attacker leaks cfmman memory, causing FPC crash and DoS on Junos OS Evolved PTX.

Related
Affected
Refs
[
  {
    "defaultStatus": "unaffected",
    "modules": [
      "cfmman",
      "cfmd"
    ],
    "platforms": [
      "PTX10001-36MR",
      "PTX10002-36QDD",
      "PTX10004",
      "PTX10008",
      "PTX10016"
    ],
    "product": "Junos OS Evolved",
    "vendor": "Juniper Networks",
    "versions": [
      {
        "lessThan": "23.2R2-S4-EVO",
        "status": "affected",
        "version": "23.2R1-EVO",
        "versionType": "semver"
      },
      {
        "lessThan": "23.4R2-S4-EVO",
        "status": "affected",
        "version": "23.4-EVO",
        "versionType": "semver"
      },
      {
        "lessThan": "24.2R2-EVO",
        "status": "affected",
        "version": "24.2-EVO",
        "versionType": "semver"
      },
      {
        "lessThan": "24.4R1-S2-EVO, 24.4R2-EVO",
        "status": "affected",
        "version": "24.4-EVO",
        "versionType": "semver"
      },
      {
        "lessThan": "23.2R1-EVO",
        "status": "unaffected",
        "version": "0",
        "versionType": "semver"
      }
    ]
  }
]

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