{"id":"CVE-2026-88830","revision":"f68f23abf1f64d8db59514e1067a59fd","records":[{"revision":"f68f23abf1f64d8db59514e1067a59fd","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-88830","aliases":[],"title":"Busybox: busybox: tls montgomery reduction allocates bytes instead of digits, causing a pre-auth heap buffer overflow","description":"A unit confusion in BusyBox TLS Montgomery reduction buffer allocation causes a pre-authentication heap buffer overflow when processing a crafted ClientKeyExchange message.","state":0,"publishedAt":"2026-09-23T17:04:57.011+00:00","modifiedAt":"2026-09-24T16:26:07.002+00:00","affected":[{"ecosystem":"https://access.redhat.com/downloads/content/package-browser/","name":"busybox","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Red Hat\",\n                    \"product\": \"Red Hat Hardened Images\",\n                    \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\",\n                    \"packageName\": \"busybox\",\n                    \"defaultStatus\": \"affected\",\n                    \"cpes\": [\n                        \"cpe:/a:redhat:hummingbird:1\"\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5,"severity":"HIGH"}],"references":["https://access.redhat.com/security/cve/CVE-2026-88830","https://bugzilla.redhat.com/show_bug.cgi?id=2531344"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-88830","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-88830","identifiers":["CVE-2026-88830"]},"retained":false,"historicalAffected":[]}],"coverage":[]}