{"cve":"CVE-2011-3581","nvd":{"published":"2011-11-04T21:55:06.037","modified":"2026-06-16T23:33:32.360","status":"Modified","description":"Heap-based buffer overflow in the ldns_rr_new_frm_str_internal function in ldns before 1.6.11 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a Resource Record (RR) with an unknown type containing input that is longer than a specified length.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-119"],"references":["http://lists.fedoraproject.org/pipermail/package-announce/2011-October/068091.html","http://lists.fedoraproject.org/pipermail/package-announce/2011-October/068201.html","http://lists.fedoraproject.org/pipermail/package-announce/2011-October/068239.html","http://lists.opensuse.org/opensuse-security-announce/2011-10/msg00008.html","http://nlnetlabs.nl/svn/ldns/tags/release-1.6.11/Changelog"],"products":["nlnetlabs:ldns"],"source":"nvd","synced_at":"2026-10-19T19:59:31.623151214+00:00"},"epss":{"cve":"CVE-2011-3581","score":0.04106,"percentile":0.90767,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}