RHSA-2026:61257

Vulnerability from csaf_opensuse - Published: 2026-08-31 00:00 - Updated: 2026-08-31 00:00
Summary
security update for iperf3
Severity
Important
Notes
Title of the patch: security update for iperf3
Description of the patch: This security update provides a functional equivalent of RHSA-2026:61257. The original Red Hat(R) advisory is available from the Red Hat web site at https://access.redhat.com/errata/RHSA-2026:61257.
Patchnames: RHSA-2026:61257
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
Affected products
Product Identifier Version Remediation
Unresolved product id: SUSE Liberty Linux 8:iperf3-3.5-12.el8_10.1.i686
Vendor Fix
Unresolved product id: SUSE Liberty Linux 8:iperf3-3.5-12.el8_10.1.x86_64
Vendor Fix
Threats
Impact important

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    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright 2024 SUSE LLC. All rights reserved.",
      "tlp": {
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      }
    },
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        "title": "Title of the patch"
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        "title": "Description of the patch"
      },
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        "title": "Patchnames"
      },
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        "category": "external",
        "summary": "SUSE ratings",
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      },
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      },
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  "vulnerabilities": [
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      "cve": "CVE-2026-71217",
      "ids": [
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          "text": "https://www.suse.com/security/cve/CVE-2026-71217"
        }
      ],
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          "text": "A flaw was found in iperf3. A remote attacker can exploit this vulnerability by sending crafted control-channel JSON with oversized numeric parameters, such as `parallel` and `len`, which are not properly validated by the server. This improper input validation can lead to excessive stream and thread creation, as well as large buffer allocations, causing resource exhaustion. Consequently, this can result in a Denial of Service (DoS) on the affected iperf3 server.",
          "title": "CVE description"
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          "url": "https://www.suse.com/security/cve/CVE-2026-71217"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Liberty Linux 8:iperf3-3.5-12.el8_10.1.i686",
            "SUSE Liberty Linux 8:iperf3-3.5-12.el8_10.1.x86_64"
          ]
        }
      ],
      "threats": [
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          "category": "impact",
          "date": "2026-08-31T00:00:00Z",
          "details": "important"
        }
      ],
      "title": "CVE-2026-71217"
    }
  ]
}



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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
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