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Vendor/product archive

nlnetlabs / ldns CVEs

Beta · best-effort

8 CVEs tagged to nlnetlabs / ldns2 Critical, 2 High, 3 Medium, 1 Low, 0 Unrated.

CVE-2026-10846

Published Jun 10, 2026

NLnet 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 and port with the res…

CVSS 8.2 · High
evidence mentions
3
Buzz score
28.9
Vendor/product tagsBeta · best-effort

CVE-2020-19861

Published Jan 21, 2022

When 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 copied, the 0xfe -…

CVSS 7.5 · High
Vendor/product tagsBeta · best-effort

CVE-2020-19860

Published Jan 21, 2022

When 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 information on the heap b…

CVSS 6.5 · Medium
Vendor/product tagsBeta · best-effort

CVE-2017-1000232

Published Nov 17, 2017

A double-free vulnerability in str2host.c in ldns 1.7.0 have unspecified impact and attack vectors.

CVSS 9.8 · Critical
Vendor/product tagsBeta · best-effort

CVE-2017-1000231

Published Nov 17, 2017

A double-free vulnerability in parse.c in ldns 1.7.0 have unspecified impact and attack vectors.

CVSS 9.8 · Critical
Vendor/product tagsBeta · best-effort

CVE-2014-3209

Published Nov 16, 2014

The 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 reading the file.

CVSS 2.1 · Low
Vendor/product tagsBeta · best-effort

CVE-2011-3581

Published Nov 4, 2011

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 arb…

CVSS 6.8 · Medium
Vendor/product tagsBeta · best-effort

CVE-2009-1086

Published Mar 25, 2009

Heap-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) and possibly execute…

CVSS 6.4 · Medium
Vendor/product tagsBeta · best-effort
Showing 1-8 of 8 CVEsPage 1 of 1