{"id":"CVE-2026-93564","published":"2026-09-18T15:17:19.943","lastModified":"2026-09-22T17:17:30.177","description":"A flaw was found in Netty. A reference-count leak in the HAProxy PROXY-v2 message decoder allows a remote, unauthenticated attacker to send specially crafted PROXY-protocol v2 headers. This can lead to memory exhaustion, resulting in a Denial of Service (DoS) for the affected system.","cvssScore":7.5,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cwes":["CWE-1035"],"vendors":[],"products":[],"references":[{"url":"https://access.redhat.com/errata/RHSA-2026:69440","tags":[]},{"url":"https://access.redhat.com/errata/RHSA-2026:69470","tags":[]},{"url":"https://access.redhat.com/errata/RHSA-2026:70257","tags":[]},{"url":"https://access.redhat.com/security/cve/CVE-2026-93564","tags":[]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2536953","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}