# CVE-2026-15041: 389-ds-base: 389-ds-base: 389-ds-base: Non-constant-time comparison in PBKDF2-SHA256 password verification

CVE-2026-15041 is fixed in 12 products on 1 platform, first by FEDORA-2026-0B8BC362B1, released September 7, 2026. It is not reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/cve/CVE-2026-15041
- Priority: Urgent
- CVSS: n/a (critical)
- EPSS: 0.0036
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Sep 7, 2026

## Description

389-ds-base: 389-ds-base: Non-constant-time comparison in PBKDF2-SHA256 password verification

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | 389-ds-base Fedora 43 | 3.1.5-4.fc43 | [FEDORA-2026-0B8BC362B1](https://patchblox.com/security/data/fix/linux/fedora-2026-0b8bc362b1.md) | Sep 7, 2026 |
| Linux | 389-ds-base-debuginfo Fedora 43 | 3.1.5-4.fc43 | [FEDORA-2026-0B8BC362B1](https://patchblox.com/security/data/fix/linux/fedora-2026-0b8bc362b1.md) | Sep 7, 2026 |
| Linux | 389-ds-base-debugsource Fedora 43 | 3.1.5-4.fc43 | [FEDORA-2026-0B8BC362B1](https://patchblox.com/security/data/fix/linux/fedora-2026-0b8bc362b1.md) | Sep 7, 2026 |
| Linux | 389-ds-base-devel Fedora 43 | 3.1.5-4.fc43 | [FEDORA-2026-0B8BC362B1](https://patchblox.com/security/data/fix/linux/fedora-2026-0b8bc362b1.md) | Sep 7, 2026 |
| Linux | 389-ds-base-libs Fedora 43 | 3.1.5-4.fc43 | [FEDORA-2026-0B8BC362B1](https://patchblox.com/security/data/fix/linux/fedora-2026-0b8bc362b1.md) | Sep 7, 2026 |
| Linux | 389-ds-base-libs-debuginfo Fedora 43 | 3.1.5-4.fc43 | [FEDORA-2026-0B8BC362B1](https://patchblox.com/security/data/fix/linux/fedora-2026-0b8bc362b1.md) | Sep 7, 2026 |
| Linux | 389-ds-base-robdb-libs Fedora 43 | 3.1.5-4.fc43 | [FEDORA-2026-0B8BC362B1](https://patchblox.com/security/data/fix/linux/fedora-2026-0b8bc362b1.md) | Sep 7, 2026 |
| Linux | 389-ds-base-robdb-libs-debuginfo Fedora 43 | 3.1.5-4.fc43 | [FEDORA-2026-0B8BC362B1](https://patchblox.com/security/data/fix/linux/fedora-2026-0b8bc362b1.md) | Sep 7, 2026 |
| Linux | 389-ds-base-snmp Fedora 43 | 3.1.5-4.fc43 | [FEDORA-2026-0B8BC362B1](https://patchblox.com/security/data/fix/linux/fedora-2026-0b8bc362b1.md) | Sep 7, 2026 |
| Linux | 389-ds-base-snmp-debuginfo Fedora 43 | 3.1.5-4.fc43 | [FEDORA-2026-0B8BC362B1](https://patchblox.com/security/data/fix/linux/fedora-2026-0b8bc362b1.md) | Sep 7, 2026 |
| Linux | cockpit-389-ds Fedora 43 | 3.1.5-4.fc43 | [FEDORA-2026-0B8BC362B1](https://patchblox.com/security/data/fix/linux/fedora-2026-0b8bc362b1.md) | Sep 7, 2026 |
| Linux | python3-lib389 Fedora 43 | 3.1.5-4.fc43 | [FEDORA-2026-0B8BC362B1](https://patchblox.com/security/data/fix/linux/fedora-2026-0b8bc362b1.md) | Sep 7, 2026 |

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Data as of 2026-11-11T07:45:43Z 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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