{"id":80941,"date":"2026-06-23T07:07:00","date_gmt":"2026-06-23T03:37:00","guid":{"rendered":"https:\/\/afaghhosting.net\/blog\/cve-2026-55654-openssh-heap-out-of-bounds-read-in-red-hat-enterprise-linux-versions-of-openssh-gssapi-indicator-cleanup-due-to-missing-null-sentinel-termination\/"},"modified":"2026-06-23T07:07:00","modified_gmt":"2026-06-23T03:37:00","slug":"cve-2026-55654-openssh-heap-out-of-bounds-read-in-red-hat-enterprise-linux-versions-of-openssh-gssapi-indicator-cleanup-due-to-missing-null-sentinel-termination","status":"publish","type":"post","link":"https:\/\/afaghhosting.net\/blog\/cve-2026-55654-openssh-heap-out-of-bounds-read-in-red-hat-enterprise-linux-versions-of-openssh-gssapi-indicator-cleanup-due-to-missing-null-sentinel-termination\/","title":{"rendered":"CVE-2026-55654 &#8211; Openssh: heap out-of-bounds read in red hat enterprise linux versions of openssh gssapi indicator cleanup due to missing null sentinel termination"},"content":{"rendered":"<p>CVE ID :CVE-2026-55654<\/p>\n<p>  Published : June 23, 2026, 3:37 a.m. | 2\u00a0hours, 7\u00a0minutes ago<\/p>\n<p>  Description :A flaw was found in OpenSSH. This vulnerability, a heap out-of-bounds read, occurs during the cleanup of GSSAPI (Generic Security Service Application Programming Interface) indicators when a trailing NULL termination is missing in the auth-indicators array. A remote attacker, under specific configurations involving GSSAPI authentication and a Kerberos environment, could exploit this to cause the SSH authentication path to crash or abort. This leads to a denial of service (DoS), impacting the availability of the SSH service.<\/p>\n<p>  Severity: 3.7 | LOW<\/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-2026-55654 Published : June 23, 2026, 3:37 a.m. | 2\u00a0hours, 7\u00a0minutes ago Description :A flaw was found in OpenSSH. This vulnerability, a heap out-of-bounds read, occurs during the cleanup of GSSAPI (Generic Security Service Application Programming Interface) indicators when a trailing NULL termination is missing in the auth-indicators array. A remote attacker, under &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-80941","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/80941","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=80941"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/80941\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=80941"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=80941"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=80941"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}