Description (CNA)
dnsmasqs extract_name() function can be abused to cause a heap buffer overflow, allowing an attacker to inject false DNS cache entries, which could result in DNS lookups to redirect to an attacker-controlled IP address, or to cause a DoS.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| dnsmasq / dnsmasq | affected 0 before 2.92rel2 |
CWE
No CWE identifiers supplied.
References
- https://www.suse.com/security/cve/CVE-2026-2291.html
- https://www.kb.cert.org/vuls/id/471747
- https://thekelleys.org.uk/dnsmasq/CVE/
- https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2026q2/018471.html
- https://github.com/NixOS/nixpkgs/pull/519082
- https://github.com/NixOS/nixpkgs/pull/519093
- https://github.com/pi-hole/FTL/releases/tag/v6.6.2
ADP enrichment
No English description supplied.
No references supplied.
No English description supplied.