Nlnetlabs Ldns

8 CVEs affecting Nlnetlabs Ldns. Latest disclosed: 2026-06-10. Critical: 2, High: 2.

Top CVEs affecting Nlnetlabs Ldns
CVESeverityScorePublishedSummary
CVE-2017-1000232Critical9.82017-11-17A double-free vulnerability in str2host.c in ldns 1.7.0 have unspecified impact and attack vectors.
CVE-2017-1000231Critical9.82017-11-17A double-free vulnerability in parse.c in ldns 1.7.0 have unspecified impact and attack vectors.
CVE-2026-10846High7.52026-06-10NLnet Labs ldns 1.2.0 up to and including versions 1.9.0, when used in applications as (stub) resolver over UDP, lacks matching the query destination address a…
CVE-2020-19861High7.52022-01-21When a zone file in ldns 1.7.1 is parsed, the function ldns_nsec3_salt_data is too trusted for the length value obtained from the zone file. When the memcpy is…
CVE-2020-19860Medium6.52022-01-21When ldns version 1.7.1 verifies a zone file, the ldns_rr_new_frm_str_internal function has a heap out of bounds read vulnerability. An attacker can leak infor…
CVE-2014-32092014-11-16The ldns-keygen tool in ldns 1.6.x uses the current umask to set the privileges of the private key, which might allow local users to obtain the private key by…
CVE-2011-35812011-11-04Heap-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…
CVE-2009-10862009-03-25Heap-based buffer overflow in the ldns_rr_new_frm_str_internal function in ldns 1.4.x allows remote attackers to cause a denial of service (memory corruption)…