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CVE-2026-18663 389-ds-base: 389-ds-base: pre-authentication double-free in get_ldapmessage_controls_ext() via critical session tracking control

🗓️ 12 Aug 2026 09:35:26Reported by redhatType 
cvelist
 cvelist
🔗 www.cve.org👁 4 Views

389-ds-base double-free in get_ldapmessage_controls_ext() via critical Session Tracking control causes DoS.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-18663
12 Aug 202609:35
attackerkb
cve
CVE
CVE-2026-18663
12 Aug 202609:35
cve
euvd
EUVD
EUVD-2026-57153
12 Aug 202609:35
euvd
nvd
NVD
CVE-2026-18663
12 Aug 202610:17
nvd
redhatcve
RedhatCVE
CVE-2026-18663
12 Aug 202609:35
redhatcve
[
  {
    "vendor": "Red Hat",
    "product": "Red Hat Directory Server 11",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "redhat-ds:11/389-ds-base",
    "defaultStatus": "unaffected",
    "cpes": [
      "cpe:/a:redhat:directory_server:11"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Directory Server 12",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "redhat-ds:12/389-ds-base",
    "defaultStatus": "unaffected",
    "cpes": [
      "cpe:/a:redhat:directory_server:12"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Directory Server 13",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "389-ds-base",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/a:redhat:directory_server:13"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 10",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "389-ds-base",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:10"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 6",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "389-ds-base",
    "defaultStatus": "unaffected",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:6"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 7",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "389-ds-base",
    "defaultStatus": "unaffected",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:7"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 8",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "389-ds:1.4/389-ds-base",
    "defaultStatus": "unaffected",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:8"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 9",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "389-ds-base",
    "defaultStatus": "unaffected",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:9"
    ]
  }
]

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