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CVE-1999-0038 [severity HIGH] Buffer overflow in xlock

program allows local users to execute commands as root. NIST National Vulnerability Database (NVD) -- services.nvd.nist.gov (CVE / CVSS / CPE). {"cve":{"id":"CVE-1999-0038","sourceIdentifier":"cve@mitre.org","published":"1997-04-26T04:00:00.000","lastModified":"2026-06-16T21:47:25.473","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"Buffer overflow in xlock program allows local users to execute commands as 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