CVE-2026-42004

creationtimestamp| type| source ---|---|--- 2026-06-25 14:11:29+00:00| seen| https://bsky.app/profile/cve.skyfleet.blue/post/3mp4mcs2uor2t...

UBUNTU-CVE-2026-42004

An attacker can send a crafted EDNS OPT record that will be ignored by DNSdist’s filtering rules, but will be rewritten as a valid OPT record when EDNS Client Subnet is inserted, causing the backend to see the EDNS options that DNSdist did not filter...