{"id":"CVE-1999-1214","aliases":["EUVD-1999-1195","GHSA-2wrh-h883-mcp8"],"status":"published","title":"The asynchronous I/O facility in 4.4 BSD kernel does not check user credentials when setting the...","description":"The asynchronous I/O facility in 4.4 BSD kernel does not check user credentials when setting the recipient of I/O notification, which allows local users to cause a denial of service by using certain ioctl and fcntl calls to cause the signal to be sent to an arbitrary process ID.","severity":{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00297,"percentile":0.22655,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-255"],"published":"1997-09-15T04:00:00Z","modified":"2026-06-16T21:49:57Z","products":[{"vendor":"bsd","product":"bsd"},{"vendor":"freebsd","product":"freebsd"},{"vendor":"netbsd","product":"netbsd"},{"vendor":"openbsd","product":"openbsd"},{"vendor":"sgi","product":"irix"}],"references":[{"url":"http://www.openbsd.com/advisories/signals.txt","tags":["x_refsource_MISC","vendor-advisory","x_refsource_OPENBSD","x_transferred"]},{"url":"http://www.osvdb.org/11062","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/556","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-1999-1214"},{"url":"https://github.com/advisories/GHSA-2wrh-h883-mcp8"}],"sources":{"cve":[{"id":"CVE-1999-1214","description":"The asynchronous I/O facility in 4.4 BSD kernel does not check user credentials when setting the recipient of I/O notification, which allows local users to cause a denial of service by using certain ioctl and fcntl calls to cause the signal to be sent to an arbitrary process ID.","status":"published","published":"2002-03-09T05:00:00Z","modified":"2024-08-01T17:02:53.762Z","updated_at":"2026-11-02T14:33:53.295018Z"}],"euvd":[{"id":"EUVD-1999-1195","description":"The asynchronous I/O facility in 4.4 BSD kernel does not check user credentials when setting the recipient of I/O notification, which allows local users to cause a denial of service by using certain ioctl and fcntl calls to cause the signal to be sent to an arbitrary process ID.","status":"published","published":"2002-03-09T05:00:00Z","modified":"2024-08-01T17:02:53Z","updated_at":"2026-11-03T03:50:43.777799Z"}],"ghsa":[{"id":"GHSA-2wrh-h883-mcp8","title":"The asynchronous I/O facility in 4.4 BSD kernel does not check user credentials when setting the...","description":"The asynchronous I/O facility in 4.4 BSD kernel does not check user credentials when setting the recipient of I/O notification, which allows local users to cause a denial of service by using certain ioctl and fcntl calls to cause the signal to be sent to an arbitrary process ID.","status":"published","published":"2022-04-30T18:12:02Z","modified":"2023-01-30T05:04:18Z","updated_at":"2026-11-02T14:47:01.271351Z"}],"nvd":[{"id":"CVE-1999-1214","description":"The asynchronous I/O facility in 4.4 BSD kernel does not check user credentials when setting the recipient of I/O notification, which allows local users to cause a denial of service by using certain ioctl and fcntl calls to cause the signal to be sent to an arbitrary process ID.","status":"published","published":"1997-09-15T04:00:00Z","modified":"2026-06-16T21:49:57.743Z","cvss":[{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary"}],"cwes":["CWE-255"],"updated_at":"2026-11-02T13:58:19.254283Z"}]}}