# OPENSUSE-SU-2026:21691-1: 389-ds security update

OPENSUSE-SU-2026:21691-1, released August 30, 2026, fixes 14 CVEs in 389-ds (version 3.0.6~git382.7a51ea5f5-160000.1.1). None of them is reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/fix/linux/opensuse-su-2026-21691-1
- Platform: Linux
- Released: Aug 30, 2026
- Priority: Urgent (Closes CVE-2026-11884, rated Critical)
- CVEs: 14, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://osv.dev/vulnerability/openSUSE-SU-2026:21691-1

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [389-ds](https://patchblox.com/security/data/product/linux/389-ds.md) | opensuse-leap 16.0 | 3.0.6~git382.7a51ea5f5-160000.1.1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-11884](https://patchblox.com/security/data/cve/CVE-2026-11884.md) | Urgent | 389-ds: remote code execution and denial of service via heap buffer overflow (bsc#1268115). | n/a | 0.0035 |  |
| [CVE-2026-11790](https://patchblox.com/security/data/cve/CVE-2026-11790.md) | Urgent | 389-ds: crafted password hash can cause excessive CPU consumption (bsc#1268060). | n/a | 0.0029 |  |
| [CVE-2026-11789](https://patchblox.com/security/data/cve/CVE-2026-11789.md) | Urgent | 389-ds: crafted SMD5 hash can lead to an integer underflow (bsc#1268058). | n/a | 0.0028 |  |
| [CVE-2026-11793](https://patchblox.com/security/data/cve/CVE-2026-11793.md) | Urgent | 389-ds: crafted `nsDS5ReplicaCredentials` can lead to a stack buffer overflow (bsc#1268041). | n/a | 0.0028 |  |
| [CVE-2026-11792](https://patchblox.com/security/data/cve/CVE-2026-11792.md) | Urgent | 389-ds: password value shorter than 23 characters can cause a heap buffer overflow (bsc#1268046). | n/a | 0.0026 |  |
| [CVE-2026-11611](https://patchblox.com/security/data/cve/CVE-2026-11611.md) | Urgent | 389-ds: Content Synchronization persistent search plugin allows unbounded memory growth when an authenticated | n/a | 0.0024 |  |
| [CVE-2026-11774](https://patchblox.com/security/data/cve/CVE-2026-11774.md) | High | 389-ds: integer overflow in SASL packet length bypasses size limit leading to heap buffer overflow | 8.8 | 0.0068 |  |
| [CVE-2026-11788](https://patchblox.com/security/data/cve/CVE-2026-11788.md) | High | 389-ds-base: A flaw was found in 389 Directory Server | 7.5 | 0.0056 |  |
| [CVE-2026-11610](https://patchblox.com/security/data/cve/CVE-2026-11610.md) | High | 389-ds: missing bounds check in `sasl_io_recv()` can lead to a heap buffer overflow when processing a | 8.8 | 0.0049 |  |
| [CVE-2026-11791](https://patchblox.com/security/data/cve/CVE-2026-11791.md) | Routine | 389-ds: schema reload triggered during concurrent LDAP query traffic can lead to a use-after-free | n/a | 0.0035 |  |
| [CVE-2026-12528](https://patchblox.com/security/data/cve/CVE-2026-12528.md) | Routine | 389-ds: heap buffer overflows in `__aclp__normalize_acltxt()` (bsc#1268491). | n/a | 0.0023 |  |
| [CVE-2026-11785](https://patchblox.com/security/data/cve/CVE-2026-11785.md) | Routine | 389-ds: type confusion in the SSO token handler can cause partial stack address information disclosure | n/a | 0.0018 |  |
| [CVE-2026-11787](https://patchblox.com/security/data/cve/CVE-2026-11787.md) | Routine | 389-ds: lack of bounds check can lead to a heap buffer overread (bsc#1268062). | n/a | 0.0018 |  |
| [CVE-2026-11786](https://patchblox.com/security/data/cve/CVE-2026-11786.md) | Routine | 389-ds: lack of length check can cause an out-of-bound read (bsc#1268064). | n/a | 0.0016 |  |

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Data as of 2026-11-11T13:47:35Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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