{"id":"CVE-2025-64118","revision":"7ad94d8b223d4e4ca04defa0d2c50a8c","records":[{"revision":"7ad94d8b223d4e4ca04defa0d2c50a8c","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2025-64118","aliases":[],"title":"node-tar vulnerable to race condition leading to uninitialized memory exposure","description":"node-tar is a Tar for Node.js. In 7.5.1, using .t (aka .list) with { sync: true } to read tar entry contents returns uninitialized memory contents if tar file was changed on disk to a smaller size while being read. This vulnerability is fixed in 7.5.2.","state":0,"publishedAt":"2025-10-30T17:50:20.421+00:00","modifiedAt":"2025-10-30T18:42:19.663+00:00","affected":[{"ecosystem":"Vendor product","name":"node-tar","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"isaacs\",\n                    \"product\": \"node-tar\",\n                    \"versions\": [\n                        {\n                            \"version\": \"= 7.5.1\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:P/VC:H/VI:L/VA:L/SC:H/SI:H/SA:H","score":6.1,"severity":"MEDIUM"}],"references":["https://github.com/isaacs/node-tar/security/advisories/GHSA-29xp-372q-xqph","https://github.com/isaacs/node-tar/issues/445","https://github.com/isaacs/node-tar/pull/446","https://github.com/isaacs/node-tar/commit/5330eb04bc43014f216e5c271b40d5c00d45224d"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-64118","license":"CVE Program Terms of Use","key":"cve-program:CVE-2025-64118","identifiers":["CVE-2025-64118"]},"retained":false,"historicalAffected":[]}],"coverage":[]}