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CVE-2026-54886 SSH SFTP server denial of service via extended channel data infinite loop

🗓️ 02 Jul 2026 16:06:20Reported by EEFType 
cvelist
 cvelist
🔗 www.cve.org👁 6 Views

CVE-2026-54886: Infinite loop in ssh_sftpd enables SFTP channel denial of service via extended data.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-54886
2 Jul 202616:06
attackerkb
CVE
CVE-2026-54886
2 Jul 202616:06
cve
EUVD
EUVD-2026-41413
2 Jul 202616:06
euvd
NVD
CVE-2026-54886
2 Jul 202617:17
nvd
OSV
EEF-CVE-2026-54886 SSH SFTP server denial of service via extended channel data infinite loop
2 Jul 202616:06
osv
Positive Technologies
PT-2026-55268
2 Jul 202600:00
ptsecurity
Vulnrichment
CVE-2026-54886 SSH SFTP server denial of service via extended channel data infinite loop
2 Jul 202616:06
vulnrichment
[
  {
    "cpes": [
      "cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*"
    ],
    "defaultStatus": "unaffected",
    "modules": [
      "ssh_sftpd"
    ],
    "packageName": "ssh",
    "packageURL": "pkg:otp/ssh?repository_url=https:%2F%2Fgithub.com%2Ferlang%2Fotp&vcs_url=git%20https:%2F%2Fgithub.com%2Ferlang%2Fotp.git",
    "product": "OTP",
    "programFiles": [
      "src/ssh_sftpd.erl"
    ],
    "programRoutines": [
      {
        "name": "ssh_sftpd:handle_data/4"
      }
    ],
    "repo": "https://github.com/erlang/otp",
    "vendor": "Erlang",
    "versions": [
      {
        "changes": [
          {
            "at": "6.0.2",
            "status": "unaffected"
          },
          {
            "at": "5.5.2.2",
            "status": "unaffected"
          },
          {
            "at": "5.2.11.9",
            "status": "unaffected"
          }
        ],
        "lessThan": "*",
        "status": "affected",
        "version": "3.0.1",
        "versionType": "otp"
      }
    ]
  },
  {
    "collectionURL": "https://github.com",
    "cpes": [
      "cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*"
    ],
    "defaultStatus": "unaffected",
    "modules": [
      "ssh_sftpd"
    ],
    "packageName": "erlang/otp",
    "packageURL": "pkg:github/erlang/otp",
    "product": "OTP",
    "programFiles": [
      "lib/ssh/src/ssh_sftpd.erl"
    ],
    "programRoutines": [
      {
        "name": "ssh_sftpd:handle_data/4"
      }
    ],
    "repo": "https://github.com/erlang/otp",
    "vendor": "Erlang",
    "versions": [
      {
        "changes": [
          {
            "at": "29.0.3",
            "status": "unaffected"
          },
          {
            "at": "28.5.0.3",
            "status": "unaffected"
          },
          {
            "at": "27.3.4.14",
            "status": "unaffected"
          }
        ],
        "lessThan": "*",
        "status": "affected",
        "version": "17.0",
        "versionType": "otp"
      },
      {
        "lessThan": "eaf9550b8ad4738b81149d3f617102d980c6dd18",
        "status": "affected",
        "version": "84adefa3318eef8631bf25cd233246a86eea18cd",
        "versionType": "git"
      }
    ]
  }
]

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