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CVE-2026-77207

🗓️ 13 Oct 2026 21:28:19Reported by libreswanType 
cve
 cve
🔗 web.nvd.nist.gov👁 13 Views

Null pointer dereference in Libreswan PKCS#7 handling causes DoS via IKE_AUTH packet.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
alpinelinux
AlpineLinux
CVE-2026-77207
13 Oct 202621:28
–alpinelinux
circl
Circl
CVE-2026-77207
13 Oct 202623:46
–circl
cvelist
Cvelist
CVE-2026-77207 Null Pointer Dereference in PKCS#7 bundle with no certificates
13 Oct 202621:28
–cvelist
debiancve
Debian CVE
CVE-2026-77207
13 Oct 202621:28
–debiancve
euvd
EUVD
EUVD-2026-100749
14 Oct 202600:31
–euvd
mend
Mend
CVE-2026-77207
13 Oct 202621:28
–mend
nvd
NVD
CVE-2026-77207
13 Oct 202622:18
–nvd
osv
OSV
DEBIAN-CVE-2026-77207
13 Oct 202622:18
–osv
ptsecurity
Positive Technologies
PT-2026-113537
13 Oct 202600:00
–ptsecurity
redhatcve
RedhatCVE
CVE-2026-77207
13 Oct 202611:36
–redhatcve
[
  {
    "vendor": "The Libreswan Project",
    "product": "libreswan",
    "packageName": "libreswan",
    "collectionURL": "https://github.com/libreswan/libreswan",
    "repo": "https://github.com/libreswan/libreswan",
    "versions": [
      {
        "version": "4.7",
        "status": "affected",
        "lessThanOrEqual": "5.3.2",
        "versionType": "semver"
      },
      {
        "version": "5.4",
        "status": "affected",
        "lessThanOrEqual": "5.4",
        "versionType": "semver"
      },
      {
        "version": "5.3.3",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.4.1",
        "status": "unaffected",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected",
    "programRoutines": [
      {
        "name": "decode_cert_payloads"
      }
    ]
  }
]

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13 Oct 2026 22:18Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.5
EPSS0.00339
13