VDB
CISA-2026-3104
CISA-2026-3104
PUBLISHED
CVSS 7.5 HIGH
Reported by isc · Published March 25, 2026
A specially crafted domain can be used to cause a memory leak in a BIND resolver simply by querying this domain. This issue affects BIND 9 versions 9.20.0 through 9.20.20, 9.21.0 through 9.21.19, and 9.20.9-S1 through 9.20.20-S1. BIND 9 versions 9.18.0 through 9.18.46 and 9.18.11-S1 through 9.18.46-S1 are NOT affected.
Risk Scores
CVSS 3.1
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 |
|---|---|---|
| ISC | BIND 9 | 9.20.0, 9.21.0, 9.20.9-S1 |
| isc | bind | 9.20.0, 9.20.9-S1, 9.21.0 |
| ISC | BIND 9 | 9.20.0, 9.21.0, 9.20.9-S1 |
Timeline
- Mar 25, 2026 CVE Published
- Mar 25, 2026 CVE Updated
References
- CVE-2026-3104 vendor-advisory
- patch
- patch