VDB
ALPINE-CVE-2021-25215
ALPINE-CVE-2021-25215
PUBLISHED
CVSS 7.5 HIGH
In BIND 9.0.0 -> 9.11.29, 9.12.0 -> 9.16.13, and versions BIND 9.9.3-S1 -> 9.11.29-S1 and 9.16.8-S1 -> 9.16.13-S1 of BIND Supported Preview Edition, as well as release versions 9.17.0 -> 9.17.11 of the BIND 9.17 development branch, when a vulnerable version of named receives a query for a record triggering the flaw described above, the named process will terminate due to a failed assertion check. The vulnerability affects all currently maintained BIND 9 branches (9.11, 9.11-S, 9.16, 9.16-S, 9.17) as well as all other versions of BIND 9.
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:v3.10 | bind | 9.6.1_p1-r0, 9.6.0_p1-r1, 9.6.0_p1-r0 |
| Alpine:v3.19 | bind | *, *, * |
| Alpine:v3.22 | bind | 9.12.3-r0, 9.9.5-r0, 9.9.4 |
| Alpine:v3.21 | bind | 9.10.0-r0, 0, 9.9.5-r0 |
| Alpine:v3.23 | bind | 9.16.11-r1, 9.16.11-r0, 9.16.10-r0 |
| Alpine:v3.20 | bind | 9.7.2_p2-r0, 0, 9.10.0-r0 |
| Alpine:v3.18 | bind | 0, 9.9.3_p2-r2, 9.9.3_p2-r0 |
| Alpine:v3.11 | bind | 9.10.0_p2-r1, 9.9.5-r1, 9.9.4 |
| Alpine:v3.16 | bind | 9.12.1_p2-r0, 9.16.6-r0, 9.16.7-r0 |
| Alpine:v3.15 | bind | 9.10.2_p2-r0, 9.10.2_p1-r0, 9.10.2-r1 |
| Alpine:v3.14 | bind | 9.14.12-r0, 0, 9.10.0-r0 |
| Alpine:v3.13 | bind | 9.11.0, 9.11.0, 9.11.0 |
| Alpine:v3.17 | bind | 9.7.0_p1-r2, 9.10.1, 9.10.1 |
| Alpine:v3.12 | bind | 9.10.3-r0, 9.10.2, 9.10.2 |
Timeline
- Apr 29, 2021 CVE Published
- Dec 3, 2025 CVE Updated
- Apr 30, 2026 Distribution Patch