Powerdns · Dnsdist · CVE-2026-27854
**Name of the Vulnerable Software and Affected Versions**
DNSdist (affected versions not specified)
**Description**
An attacker may be able to trigger a use-after-free condition by sending specially crafted DNS queries to DNSdist when using custom Lua code. This occurs through the `DNSQuestion:getEDNSOptions` method. Specifically, `DNSQuestion:getEDNSOptions` might reference a modified version of the DNS packet, leading to a use-after-free and potentially causing a denial of service due to a crash.
**Recommendations**
At the moment, there is no information about a newer version that contains a fix for this vulnerability.