{"id":81649,"date":"2026-07-07T18:46:43","date_gmt":"2026-07-07T15:16:43","guid":{"rendered":"https:\/\/afaghhosting.net\/blog\/cve-2026-14940-389-ds-base-389-ds-base-heap-buffer-overflow-in-dn-normalization-via-quoted-multivalued-rdn\/"},"modified":"2026-07-07T18:46:43","modified_gmt":"2026-07-07T15:16:43","slug":"cve-2026-14940-389-ds-base-389-ds-base-heap-buffer-overflow-in-dn-normalization-via-quoted-multivalued-rdn","status":"publish","type":"post","link":"https:\/\/afaghhosting.net\/blog\/cve-2026-14940-389-ds-base-389-ds-base-heap-buffer-overflow-in-dn-normalization-via-quoted-multivalued-rdn\/","title":{"rendered":"CVE-2026-14940 &#8211; 389-ds-base: 389-ds-base: heap-buffer-overflow in dn normalization via quoted multivalued rdn"},"content":{"rendered":"<p>CVE ID :CVE-2026-14940<\/p>\n<p>  Published : July 7, 2026, 3:16 p.m. | 31\u00a0minutes ago<\/p>\n<p>  Description :A heap-buffer-overflow flaw was found in 389 Directory Server (389-ds-base). When<br \/>\nnormalizing a Distinguished Name (DN) that contains a legacy-quoted value encoding a<br \/>\nmultivalued nested Relative Distinguished Name (RDN), the server can write past the<br \/>\nend of a heap allocation while sorting RDN attribute-value pairs. An unauthenticated<br \/>\nremote attacker can trigger this condition by sending an LDAP operation whose DN<br \/>\nreaches the DN normalization routine, such as a search with a crafted base DN. This<br \/>\ncan corrupt heap memory and may cause denial of service.<\/p>\n<p>  Severity: 5.3 | MEDIUM<\/p>\n<p>  Visit the link for more details, such as CVSS details, affected products, timeline, and more&#8230;\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<p>CVE ID :CVE-2026-14940 Published : July 7, 2026, 3:16 p.m. | 31\u00a0minutes ago Description :A heap-buffer-overflow flaw was found in 389 Directory Server (389-ds-base). When normalizing a Distinguished Name (DN) that contains a legacy-quoted value encoding a multivalued nested Relative Distinguished Name (RDN), the server can write past the end of a heap allocation while &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-81649","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/81649","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/comments?post=81649"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/81649\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=81649"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=81649"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=81649"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}