Disclosure summary
Dnsmasq: dnsmasq: denial of service due to out-of-bounds write in dhcp bootreply processing
Source-reported weakness categories
CWE-787
Source-specific records & product guidance
Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.
Microsoft Security Updates (CVRF) · 2026-Apr
Open original source · Updated Apr 22, 2026
Dnsmasq: dnsmasq: denial of service due to out-of-bounds write in dhcp bootreply processing
Maximum of vendor-reported product scores; products and fixed builds are associations, not a universal affected-version statement.
Microsoft maximum product score: 7.5
| Vendor | Product / association | Version / bounds |
|---|---|---|
| Microsoft update guide | cbl2 dnsmasq 2.90-1 on CBL Mariner 2.0 | (MSRC status code 3) |
Original records & references
- NIST NVD record
- CVE Program record
- msrc.microsoft.com — Vendor advisory
PUBLISHED 2026-04-22T21:10:16-04:00
MODIFIED 2026-04-22T21:10:16-04:00
INGESTED 2026-10-08T12:45:03-04:00