Description
A stack buffer overflow flaw was found in the way 389-ds-base 1.3.6.x before 1.3.6.13, 1.3.7.x before 1.3.7.9, 1.4.x before 1.4.0.5 handled certain LDAP search filters. A remote, unauthenticated attacker could potentially use this flaw to make ns-slapd crash via a specially crafted LDAP request, thus resulting in denial of service.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Red Hat | 389-ds-base | 1.3.6.x before 1.3.6.13, 1.3.7.x before 1.3.7.9, 1.4.x before 1.4.0.5 | — |
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 | 1.3.7.9-1 | — |
| Debian 12 | 389-ds-base | 1.3.7.9-1 | — |
| Debian 8 | 389-ds-base | 1.3.3.5-4+deb8u1 | DLA-1428-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | 389-ds-base | No fix yet | — |
| Ubuntu 26.04 LTS | 389-ds-base | No fix yet | — |
| Ubuntu 18.04 LTS | 389-ds-base | 1.3.7.9-1 | — |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 16.04 LTS | 389-ds-base | No fix yet | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | 389-ds-base +3 | 1.3.6.1-26.el7_4 | RHSA-2018:0163 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP1 | 389-ds | 1.4.0.3-4.7.52 | SUSE-SU-2019:1207-2 |
| SLES 15 | 389-ds | 1.4.0.3-4.7.52 | SUSE-SU-2019:1207-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | 389-ds | 2.0.10~git0.21dd2802c-1.1 | openSUSE-SU-2024:10593-1 |
| openSUSE Leap 15.0 | 389-ds | 1.4.0.3-lp150.3.3.1 | openSUSE-SU-2019:1397-1 |
Advisories 6
- RHSA-2018:0163 Red Hat Security Advisory: 389-ds-base security and bug fix update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- DLA-1428-1 389-ds-base - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2019:1207-2 Security update for 389-ds SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:1397-1 Security update for 389-ds SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:10593-1 389-ds-2.0.10~git0.21dd2802c-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:1207-1 Security update for 389-ds SUSE / openSUSE Security Updates · Feb 4, 2026
References
- RHSA-2018:0163 vendor-advisory
- https://pagure.io/389-ds-base/c/6aa2acdc3cad9
- https://bugzilla.redhat.com/show_bug.cgi?id=1531573
- 102790 vdb-entry
- [debian-lts-announce] 20180715 [SECURITY] [DLA 1428-1] 389-ds-base security update mailing-list
- openSUSE-SU-2019:1397 vendor-advisory