CVE-2026-58218: Insufficient Resource Pool

A flaw was found in Samba's internal DNS server where unauthenticated TKEY registration requests were added to the TKEY name cache before being rejected. A remote, unauthenticated attacker can exploit this behavior by sending a large number of TKEY requests with arbitrary names, exhausting the...

CVE-2026-58218: Insufficient Resource Pool

A flaw was found in Samba's internal DNS server where unauthenticated TKEY registration requests were added to the TKEY name cache before being rejected. A remote, unauthenticated attacker can exploit this behavior by sending a large number of TKEY requests with arbitrary names, exhausting the...

USN-8621-1 samba vulnerabilities

It was discovered that Samba's pamwinbind incorrectly handled home directory ownership when mkhomedir was enabled. A local attacker could possibly use this issue to cause a denial of service by triggering a change in ownership of the root directory. CVE-2026-15779 Arjun Basnet, Douglas Bagnall, a...

USN-8621-1: Samba vulnerabilities

It was discovered that Samba's pamwinbind incorrectly handled home directory ownership when mkhomedir was enabled. A local attacker could possibly use this issue to cause a denial of service by triggering a change in ownership of the root directory. CVE-2026-15779 Arjun Basnet, Douglas Bagnall, a...

CVE-2026-58218

A flaw was found in Samba's internal DNS server where unauthenticated TKEY registration requests were added to the TKEY name cache before being rejected. A remote, unauthenticated attacker can exploit this behavior by sending a large number of TKEY requests with arbitrary names, exhausting the...

PT-2026-65627

Name of the Vulnerable Software and Affected Versions Samba affected versions not specified Description An out-of-bounds read flaw exists in the Kerberos Key Distribution Center KDC password change kpasswd service. The issue occurs when the server processes a malformed ASN.1-encoded Kerberos...

PT-2026-65630

Name of the Vulnerable Software and Affected Versions Samba Active Directory Domain Controller AD DC affected versions not specified Description An issue combining LDAP filter injection and improper authorization checks exists when processing LDAP Compare requests. The software fails to properly...

PT-2026-65631

Name of the Vulnerable Software and Affected Versions Samba CTDB affected versions not specified Description Insufficient integrity validation of received CTDB protocol packets allows malformed packets containing invalid field lengths, improperly terminated strings, or inconsistent packet sizes t...

PT-2026-65629

Name of the Vulnerable Software and Affected Versions samba affected versions not specified Description Authenticated LDAP access to internal LDB special DNs Distinguished Names allows for a complete domain takeover. This occurs when an authenticated user can access specific internal database...