Description
slapd/connection.c in 389 Directory Server (formerly Fedora Directory Server) 1.3.4.x before 1.3.4.7 allows remote attackers to cause a denial of service (infinite loop and connection blocking) by leveraging an abnormally closed connection.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 13 | 389-ds-base | 1.3.4.8-1 | — |
| Debian 12 | 389-ds-base | 1.3.4.8-1 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | 389-ds-base +2 | 1.3.4.0-26.el7_2 | RHSA-2016:0204 |
Advisories 1
- RHSA-2016:0204 Red Hat Security Advisory: 389-ds-base security and bug fix update Red Hat Security Advisories (RHSA) · Jun 27, 2026
References
- https://fedorahosted.org/389/ticket/48412
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
- https://fedorahosted.org/389/changeset/cd45d032421b0ecf76d8cbb9b1c3aeef7680d9a2/
- RHSA-2016:0204 vendor-advisory
- http://directory.fedoraproject.org/docs/389ds/releases/release-1-3-4-7.html
- 82343 vdb-entry