{"action":"Upgrade ovn to 26.03.0-4 or later.","affected":[{"fixed":"26.03.0-4","introduced":"0"}],"component":"ovn","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["26.03.0-4"],"id":"tcs_01M5NSQV171DH4HQGSRA1WKQ93","modified_at":"2026-10-01T03:03:25.412952796Z","published_at":"2026-04-24T13:16:21.770Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-5265","https://security-tracker.debian.org/tracker/CVE-2026-5265"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-5265#Debian:14/ovn","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-5265"}],"summary":"When generating an ICMP Destination Unreachable or Packet Too Big response, the handler copies a portion of the original packet into the ICMP error body using the IP header's self-declared total lengt"}