{"id":"CVE-2026-110449","revision":"b77c6d0417164493a28db62a4a514441","records":[{"revision":"b77c6d0417164493a28db62a4a514441","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-110449","aliases":[],"title":"Nix before 2.35.3 and Lix before 2.95.4 have an integer overflow and resultant out-of-bounds write when evaluating untrusted expressions because list allocation is mishandled.","description":"Nix before 2.35.3 and Lix before 2.95.4 have an integer overflow and resultant out-of-bounds write when evaluating untrusted expressions because list allocation is mishandled.","state":0,"publishedAt":"2026-10-14T03:59:11.284+00:00","modifiedAt":"2026-10-14T14:22:22.609+00:00","affected":[{"ecosystem":"Vendor product","name":"Nix","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"defaultStatus\": \"unaffected\",\n                    \"product\": \"Nix\",\n                    \"vendor\": \"NixOS\",\n                    \"versions\": [\n                        {\n                            \"lessThan\": \"2.28.8\",\n                            \"status\": \"affected\",\n                            \"version\": \"0\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"lessThan\": \"2.30.6\",\n                            \"status\": \"affected\",\n                            \"version\": \"2.29.0\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"lessThan\": \"2.31.6\",\n                            \"status\": \"affected\",\n                            \"version\": \"2.31.0\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"lessThan\": \"2.34.9\",\n                            \"status\": \"affected\",\n                            \"version\": \"2.32.0\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"lessThan\": \"2.35.3\",\n                            \"status\": \"affected\",\n                            \"version\": \"2.35.0\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:L","score":7.5,"severity":"HIGH"}],"references":["https://discourse.nixos.org/t/security-advisory-for-nix-and-lix-october-2026/80547"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-110449","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-110449","identifiers":["CVE-2026-110449"]},"retained":false,"historicalAffected":[]}],"coverage":[]}