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CVE-2026-57027 Junos OS: EX4100 Series, EX4400: With sFlow configured in a VC scenario multicast traffic leads to an FPC crash

🗓️ 09 Jul 2026 21:08:07Reported by juniperType 
cvelist
 cvelist
🔗 www.cve.org👁 3 Views

CVE-2026-57027: sFlow in Virtual Chassis on EX4100/EX4400 causes memory leak and FPC crash DoS.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-57027
9 Jul 202621:08
attackerkb
Circl
CVE-2026-57027
9 Jul 202604:47
circl
CVE
CVE-2026-57027
9 Jul 202621:08
cve
EUVD
EUVD-2026-42715
10 Jul 202600:31
euvd
NVD
CVE-2026-57027
9 Jul 202622:17
nvd
Positive Technologies
PT-2026-56981
9 Jul 202600:00
ptsecurity
[
  {
    "defaultStatus": "unaffected",
    "platforms": [
      "EX4100 Series",
      "EX4400 Series"
    ],
    "product": "Junos OS",
    "vendor": "Juniper Networks",
    "versions": [
      {
        "lessThan": "23.2R2-S7",
        "status": "affected",
        "version": "0",
        "versionType": "custom"
      },
      {
        "lessThan": "23.4R2-S7",
        "status": "affected",
        "version": "23.4",
        "versionType": "custom"
      },
      {
        "lessThan": "24.2R2-S4",
        "status": "affected",
        "version": "24.2",
        "versionType": "custom"
      },
      {
        "lessThan": "24.4R2",
        "status": "affected",
        "version": "24.4",
        "versionType": "custom"
      }
    ]
  }
]

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