VDB
ALPINE-CVE-2021-27212
ALPINE-CVE-2021-27212
PUBLISHED
CVSS 7.5 HIGH
In OpenLDAP through 2.4.57 and 2.5.x through 2.5.1alpha, an assertion failure in slapd can occur in the issuerAndThisUpdateCheck function via a crafted packet, resulting in a denial of service (daemon exit) via a short timestamp. This is related to schema_init.c and checkTime.
Risk Scores
CVSS v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Alpine:v3.16 | openldap | 0, 2.4.11-r0, 2.4.16-r0 |
| Alpine:v3.21 | openldap | 2.4.57-r0, 2.4.56-r0, 2.4.54-r0 |
| Alpine:v3.18 | openldap | 2.4.57-r0, 2.4.32-r0, 0 |
| Alpine:v3.20 | openldap | 0, 2.4.11-r0, 2.4.18-r0 |
| Alpine:v3.17 | openldap | 2.4.24-r3, 2.4.11-r0, 2.4.16-r0 |
| Alpine:v3.12 | openldap | 0, 2.4.50-r1, 2.4.50-r0 |
| Alpine:v3.19 | openldap | 2.4.57-r0, 0, 2.4.16-r1 |
| Alpine:v3.23 | openldap | 2.4.21-r1, 2.4.21-r2, 2.4.21-r3 |
| Alpine:v3.14 | openldap | 2.4.46-r2, 0, 2.4.11-r0 |
| Alpine:v3.13 | openldap | 2.4.57-r0, 2.4.54-r0, 2.4.51-r0 |
| Alpine:v3.15 | openldap | 2.4.49-r2, 2.4.57-r0, 2.4.56-r0 |
| Alpine:v3.22 | openldap | 2.4.21-r1, 2.4.11-r0, 2.4.16-r0 |
Timeline
- Feb 14, 2021 CVE Published
- Dec 3, 2025 CVE Updated
- Apr 30, 2026 Distribution Patch