Description
An information disclosure vulnerability in dnsmasq allows remote attackers to bypass source checks via a crafted DNS packet with RFC 7871 client subnet information.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
dnsmasq dnsmasq
0 to < 2.92rel2affected
References
- https://www.kb.cert.org/vuls/id/471747 ↗
- https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2026q2/018471.html ↗
- https://thekelleys.org.uk/dnsmasq/CVE/ ↗
- https://github.com/NixOS/nixpkgs/pull/519093 ↗
- https://github.com/NixOS/nixpkgs/pull/519082 ↗
- https://github.com/pi-hole/FTL/releases/tag/v6.6.2 ↗