{"id":"CVE-2011-3581","aliases":["DEBIAN-CVE-2011-3581","DSA-2353-1","EUVD-2011-3544","GHSA-jv88-pfrr-vvgm","openSUSE-SU-2024:10556-1"],"status":"published","title":"Heap-based buffer overflow in the ldns_rr_new_frm_str_internal function in ldns before 1.6.11...","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.","severity":{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.04106,"percentile":0.90829,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-119"],"published":"2011-11-04T21:00:00Z","modified":"2026-10-23T17:47:31Z","fixes":[{"ecosystem":"Debian:12","package":"ldns","fixed_in":["1.6.11-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"ldns","fixed_in":["1.6.11-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"ldns","fixed_in":["1.6.11-1"],"sources":["osv"]},{"ecosystem":"Debian:6.0","package":"ldns","fixed_in":["1.6.6-2+squeeze1"],"sources":["osv"]},{"ecosystem":"Debian:5.0","package":"ldns","fixed_in":["1.4.0-1+lenny2"],"sources":["osv"]},{"ecosystem":"openSUSE:Tumbleweed","package":"ldns","fixed_in":["1.6.17-5.7"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"ldns","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.11-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"ldns","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.11-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"ldns","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.11-1"}]}]},{"source":"osv","ecosystem":"Debian:6.0","package":"ldns","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.6-2+squeeze1"}]}],"versions":["1.6.6-2"]},{"source":"osv","ecosystem":"Debian:5.0","package":"ldns","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.0-1+lenny2"}]}],"versions":["1.4.0-1","1.4.0-1+lenny1"]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"ldns","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.17-5.7"}]}]}],"products":[{"vendor":"nlnetlabs","product":"ldns"}],"references":[{"url":"http://secunia.com/advisories/46476","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"http://www.securityfocus.com/bid/49748","tags":["vdb-entry","x_refsource_BID","x_transferred","web"]},{"url":"http://seclists.org/oss-sec/2011/q3/542","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"http://secunia.com/advisories/46470","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"http://seclists.org/oss-sec/2011/q3/503","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2011-October/068239.html","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"http://www.nlnetlabs.nl/bugs-script/show_bug.cgi?id=403","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2011-October/068201.html","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2011-October/068091.html","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"http://nlnetlabs.nl/svn/ldns/tags/release-1.6.11/Changelog","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2011-10/msg00008.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-3581"},{"url":"https://github.com/advisories/GHSA-jv88-pfrr-vvgm"},{"url":"https://security-tracker.debian.org/tracker/CVE-2011-3581","tags":["advisory"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2011-3581","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2011-3581","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.","status":"published","published":"2011-11-04T21:00:00Z","modified":"2024-08-06T23:37:48.237Z","updated_at":"2026-11-02T14:35:37.324501Z"}],"euvd":[{"id":"EUVD-2011-3544","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.","status":"published","published":"2011-11-04T21:00:00Z","modified":"2024-08-06T23:37:48Z","updated_at":"2026-11-03T01:39:50.860626Z"}],"ghsa":[{"id":"GHSA-jv88-pfrr-vvgm","title":"Heap-based buffer overflow in the ldns_rr_new_frm_str_internal function in ldns before 1.6.11...","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.","status":"published","published":"2022-05-17T03:23:41Z","modified":"2023-01-27T05:08:07Z","cwes":["CWE-119"],"updated_at":"2026-11-02T14:43:15.040364Z"}],"nvd":[{"id":"CVE-2011-3581","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.","status":"published","published":"2011-11-04T21:55:06.037Z","modified":"2026-06-16T23:33:32.36Z","cvss":[{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:02:10.769216Z"}],"osv":[{"id":"CVE-2011-3581","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.","status":"published","published":"2011-11-04T21:55:06Z","modified":"2026-04-10T03:41:59.004766Z","updated_at":"2026-11-02T15:43:58.279353Z"},{"id":"DEBIAN-CVE-2011-3581","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.","status":"published","published":"2011-11-04T21:55:06.037Z","modified":"2026-10-23T17:47:31.491812728Z","updated_at":"2026-11-02T15:45:24.612044Z"},{"id":"DSA-2353-1","title":"ldns - buffer overflow","status":"published","published":"2011-11-24T00:00:00Z","modified":"2026-03-09T01:18:24.296994Z","updated_at":"2026-11-02T15:46:15.108335Z"},{"id":"openSUSE-SU-2024:10556-1","title":"ldns-1.6.17-5.7 on GA media","description":"These are all security issues fixed in the ldns-1.6.17-5.7 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2025-05-07T18:08:42.085882Z","updated_at":"2026-11-02T16:58:34.487567Z"}]}}