{"id":"CVE-2009-2767","aliases":["BELL-CVE-2009-2767","EUVD-2009-2757","GHSA-j7ff-hmc8-4xc8"],"status":"published","title":"The init_posix_timers function in kernel/posix-timers.c in the Linux kernel before 2.6.31-rc6...","description":"The init_posix_timers function in kernel/posix-timers.c in the Linux kernel before 2.6.31-rc6 allows local users to cause a denial of service (OOPS) or possibly gain privileges via a CLOCK_MONOTONIC_RAW clock_nanosleep call that triggers a NULL pointer dereference.","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":"2026-11-09","score":0.00742,"percentile":0.54952,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-119"],"published":"2009-08-14T15:00:00Z","modified":"2026-06-16T23:10:10Z","exploits":[{"source":"exploitdb","id":"EDB-33148","title":"Linux Kernel 2.6.x - 'posix-timers.c' Null Pointer Dereference Denial of Service","type":"dos","platform":"linux","date":"2009-08-06","verified":true,"url":"https://www.exploit-db.com/exploits/33148"}],"products":[{"vendor":"linux","product":"kernel"},{"vendor":"linux","product":"linux_kernel"}],"references":[{"url":"http://secunia.com/advisories/36200","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://lkml.org/lkml/2009/8/4/40","tags":["mailing-list","x_refsource_MLIST","x_transferred","Patch"]},{"url":"http://www.vupen.com/english/advisories/2009/2197","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Vendor Advisory"]},{"url":"http://www.ubuntu.com/usn/USN-852-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred"]},{"url":"http://www.openwall.com/lists/oss-security/2009/08/06/2","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=70d715fd0597f18528f389b5ac59102263067744","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.31-rc6","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/52317","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://lkml.org/lkml/2009/8/4/28","tags":["mailing-list","x_refsource_MLIST","x_transferred","Patch"]},{"url":"http://secunia.com/advisories/37105","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-2767"},{"url":"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=70d715fd0597f18528f389b5ac59102263067744"},{"url":"https://github.com/advisories/GHSA-j7ff-hmc8-4xc8"},{"url":"https://docs.bell-sw.com/security/cves/CVE-2009-2767","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2009-2767","description":"The init_posix_timers function in kernel/posix-timers.c in the Linux kernel before 2.6.31-rc6 allows local users to cause a denial of service (OOPS) or possibly gain privileges via a CLOCK_MONOTONIC_RAW clock_nanosleep call that triggers a NULL pointer dereference.","status":"published","published":"2009-08-14T15:00:00Z","modified":"2024-08-07T05:59:57.153Z","updated_at":"2026-11-02T14:33:23.395558Z"}],"euvd":[{"id":"EUVD-2009-2757","description":"The init_posix_timers function in kernel/posix-timers.c in the Linux kernel before 2.6.31-rc6 allows local users to cause a denial of service (OOPS) or possibly gain privileges via a CLOCK_MONOTONIC_RAW clock_nanosleep call that triggers a NULL pointer dereference.","status":"published","published":"2009-08-14T15:00:00Z","modified":"2024-08-07T05:59:57Z","updated_at":"2026-11-03T01:39:15.952935Z"}],"ghsa":[{"id":"GHSA-j7ff-hmc8-4xc8","title":"The init_posix_timers function in kernel/posix-timers.c in the Linux kernel before 2.6.31-rc6...","description":"The init_posix_timers function in kernel/posix-timers.c in the Linux kernel before 2.6.31-rc6 allows local users to cause a denial of service (OOPS) or possibly gain privileges via a CLOCK_MONOTONIC_RAW clock_nanosleep call that triggers a NULL pointer dereference.","status":"published","published":"2022-05-02T03:38:26Z","modified":"2025-04-09T04:14:01Z","cwes":["CWE-119"],"updated_at":"2026-11-02T15:01:00.53445Z"}],"nvd":[{"id":"CVE-2009-2767","description":"The init_posix_timers function in kernel/posix-timers.c in the Linux kernel before 2.6.31-rc6 allows local users to cause a denial of service (OOPS) or possibly gain privileges via a CLOCK_MONOTONIC_RAW clock_nanosleep call that triggers a NULL pointer dereference.","status":"published","published":"2009-08-14T15:16:27.627Z","modified":"2026-06-16T23:10:10.793Z","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-119"],"updated_at":"2026-11-02T14:01:36.200173Z"}],"osv":[{"id":"BELL-CVE-2009-2767","title":"CVE-2009-2767 does not affect BellSoft software","status":"withdrawn","published":"2009-08-14T15:16:00Z","modified":"2026-01-28T07:22:11.107273Z","cvss":[{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high"}],"updated_at":"2026-11-02T15:28:12.886815Z"}]}}