CVE-2026-11611
389-ds-base: 389-ds-base: content sync plugin unbounded queue growth and race conditions
CVSS Score
6.5
EPSS Score
0.0%
EPSS Percentile
11th
A flaw was found in 389 Directory Server. The Content Synchronization persistent search plugin allows unbounded memory growth when an authenticated client stops reading sync responses, enabling denial of service. Additional race conditions in plugin thread lifecycle can cause crashes during connection teardown or shutdown.
| CWE | CWE-400 |
| Vendor | red hat |
| Product | red hat directory server 11 |
| Published | Jun 8, 2026 |
| Last Updated | Jun 9, 2026 |
Stay Ahead of the Next One
Get instant alerts for red hat red hat directory server 11
Be the first to know when new medium vulnerabilities affecting red hat red hat directory server 11 are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
Red Hat / Red Hat Directory Server 11
All versions affected Red Hat / Red Hat Directory Server 12
All versions affected Red Hat / Red Hat Directory Server 13
All versions affected Red Hat / Red Hat Enterprise Linux 10
All versions affected Red Hat / Red Hat Enterprise Linux 6
All versions affected Red Hat / Red Hat Enterprise Linux 7
All versions affected Red Hat / Red Hat Enterprise Linux 8
All versions affected Red Hat / Red Hat Enterprise Linux 9
All versions affected