{"id":"CVE-2009-0343","aliases":["EUVD-2009-0347","GHSA-rvg6-xg72-xc4w"],"status":"published","title":"Niels Provos Systrace 1.6f and earlier on the x86_64 Linux platform allows local users to bypass...","description":"Niels Provos Systrace 1.6f and earlier on the x86_64 Linux platform allows local users to bypass intended access restrictions by making a 32-bit syscall with a syscall number that corresponds to a policy-compliant 64-bit syscall, related to race conditions that occur in monitoring 64-bit processes.","severity":{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00816,"percentile":0.57332,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-264"],"published":"2009-01-29T19:00:00Z","modified":"2026-06-16T23:04:49Z","exploits":[{"source":"exploitdb","id":"EDB-32751","title":"Systrace 1.x (Linux Kernel x64) - Aware Local Privilege Escalation","type":"local","platform":"linux_x86-64","date":"2009-01-23","verified":true,"url":"https://www.exploit-db.com/exploits/32751"}],"products":[{"vendor":"niels_provos","product":"systrace"}],"references":[{"url":"http://www.citi.umich.edu/u/provos/systrace/","tags":["x_refsource_MISC","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/500377/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://scary.beasts.org/security/CESA-2009-001.html","tags":["x_refsource_MISC","x_transferred","Exploit"]},{"url":"http://scarybeastsecurity.blogspot.com/2009/01/bypassing-syscall-filtering.html","tags":["x_refsource_MISC","x_transferred"]},{"url":"http://www.securityfocus.com/bid/33417","tags":["vdb-entry","x_refsource_BID","x_transferred","Exploit"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-0343"},{"url":"http://www.citi.umich.edu/u/provos/systrace"},{"url":"https://github.com/advisories/GHSA-rvg6-xg72-xc4w"}],"sources":{"cve":[{"id":"CVE-2009-0343","description":"Niels Provos Systrace 1.6f and earlier on the x86_64 Linux platform allows local users to bypass intended access restrictions by making a 32-bit syscall with a syscall number that corresponds to a policy-compliant 64-bit syscall, related to race conditions that occur in monitoring 64-bit processes.","status":"published","published":"2009-01-29T19:00:00Z","modified":"2024-08-07T04:31:25.803Z","updated_at":"2026-11-02T14:33:26.302774Z"}],"euvd":[{"id":"EUVD-2009-0347","description":"Niels Provos Systrace 1.6f and earlier on the x86_64 Linux platform allows local users to bypass intended access restrictions by making a 32-bit syscall with a syscall number that corresponds to a policy-compliant 64-bit syscall, related to race conditions that occur in monitoring 64-bit processes.","status":"published","published":"2009-01-29T19:00:00Z","modified":"2024-08-07T04:31:25Z","updated_at":"2026-11-03T01:39:26.059387Z"}],"ghsa":[{"id":"GHSA-rvg6-xg72-xc4w","title":"Niels Provos Systrace 1.6f and earlier on the x86_64 Linux platform allows local users to bypass...","description":"Niels Provos Systrace 1.6f and earlier on the x86_64 Linux platform allows local users to bypass intended access restrictions by making a 32-bit syscall with a syscall number that corresponds to a policy-compliant 64-bit syscall, related to race conditions that occur in monitoring 64-bit processes.","status":"published","published":"2022-05-02T03:14:34Z","modified":"2025-04-09T04:03:41Z","updated_at":"2026-11-02T15:00:59.028185Z"}],"nvd":[{"id":"CVE-2009-0343","description":"Niels Provos Systrace 1.6f and earlier on the x86_64 Linux platform allows local users to bypass intended access restrictions by making a 32-bit syscall with a syscall number that corresponds to a policy-compliant 64-bit syscall, related to race conditions that occur in monitoring 64-bit processes.","status":"published","published":"2009-01-29T19:30:00.313Z","modified":"2026-06-16T23:04:49.273Z","cvss":[{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-264"],"updated_at":"2026-11-02T14:01:33.417327Z"}]}}