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CVE-2026-127030 Freeradius: stack buffer overflow via unchecked eap-fast sessionticket length

🗓️ 12 Nov 2026 16:21:52Reported by redhatType 
cve
 cve
🔗 www.cve.org👁 2 Views

Unauthenticated DoS in freeradius EAP-FAST module via stack buffer overflow.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-127030
12 Nov 202616:27
–circl
cvelist
Cvelist
CVE-2026-127030 Freeradius: stack buffer overflow via unchecked eap-fast sessionticket length
12 Nov 202616:21
–cvelist
euvd
EUVD
EUVD-2026-124536
12 Nov 202616:21
–euvd
redhatcve
RedhatCVE
CVE-2026-127030
12 Nov 202616:21
–redhatcve
[
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 10",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "freeradius",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/a:redhat:enterprise_linux:10"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 6",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "freeradius",
    "defaultStatus": "unaffected",
    "cpes": [
      "cpe:/o:redhat:rhel_els:6"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 7",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "freeradius",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/o:redhat:rhel_els:7"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 8",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "freeradius:3.0/freeradius",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/a:redhat:enterprise_linux:8"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 9",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "freeradius",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/a:redhat:enterprise_linux:9"
    ]
  }
]

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12 Nov 2026 16:21Current
6.3Medium risk
Vulners AI Score6.3
CVSS 3.17.5
2