Linux · Security advisory · September 9, 2026

RLSA-2026:64784: 389-ds-base security update

RLSA-2026:64784, released September 9, 2026, fixes 5 CVEs in 389-ds-base (version 0:2.8.0-10.el9_8). None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent
CVEs closed
5
1 rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0085
58th percentile

Priority of the 5 CVEs

Patch now 0 Urgent 1 High 4 Routine 0

Fixed package versions

ProductReleaseFixed in
389-ds-baserocky 90:2.8.0-10.el9_8

CVEs this fix closes

PriorityCVETitleImpactCVSSEPSSExploitation
Urgent CVE-2026-18922 389-ds-base: A flaw was found in 389 Directory Server 9.8 0.0056 None reported
High CVE-2026-18453 389-ds-base: A flaw was found in 389 Directory Server 9.8 0.0085 None reported
High CVE-2026-18355 389-ds-base: A heap buffer overflow flaw was found in the SASL I/O layer of 389 Directory Server (389-ds-base) 9.8 0.0084 None reported
High CVE-2026-78701 389-ds-base: A flaw was found in 389-ds-base 9.8 0.0078 None reported
High CVE-2026-76560 389-ds-base: A flaw was found in 389 Directory Server 9.8 0.0056 None reported
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