{"id":"CVE-2006-3634","aliases":["BELL-CVE-2006-3634","EUVD-2006-3629","GHSA-hw4p-fj9f-2jmw"],"status":"published","title":"The (1) __futex_atomic_op and (2) futex_atomic_cmpxchg_inatomic functions in Linux kernel 2.6.17...","description":"The (1) __futex_atomic_op and (2) futex_atomic_cmpxchg_inatomic functions in Linux kernel 2.6.17-rc4 to 2.6.18-rc2 perform the atomic futex operation in the kernel address space instead of the user address space, which allows local users to cause a denial of service (crash).","severity":{"version":"2.0","score":4.9,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:C","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00337,"percentile":0.27234,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2006-08-04T23:00:00Z","modified":"2026-06-16T22:27:28Z","products":[{"vendor":"linux","product":"linux_kernel"}],"references":[{"url":"http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=bafe00cc9297ca77b66e5c83e5e65e17c0c997c8","tags":["x_refsource_MISC","x_transferred"]},{"url":"http://security-tracker.debian.org/tracker/CVE-2006-3634","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2006-3634"},{"url":"http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=bafe00cc9297ca77b66e5c83e5e65e17c0c997c8"},{"url":"https://github.com/advisories/GHSA-hw4p-fj9f-2jmw"},{"url":"https://docs.bell-sw.com/security/cves/CVE-2006-3634","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2006-3634","description":"The (1) __futex_atomic_op and (2) futex_atomic_cmpxchg_inatomic functions in Linux kernel 2.6.17-rc4 to 2.6.18-rc2 perform the atomic futex operation in the kernel address space instead of the user address space, which allows local users to cause a denial of service (crash).","status":"published","published":"2006-08-04T23:00:00Z","modified":"2024-08-07T18:39:54.012Z","updated_at":"2026-11-02T14:33:49.62488Z"}],"euvd":[{"id":"EUVD-2006-3629","description":"The (1) __futex_atomic_op and (2) futex_atomic_cmpxchg_inatomic functions in Linux kernel 2.6.17-rc4 to 2.6.18-rc2 perform the atomic futex operation in the kernel address space instead of the user address space, which allows local users to cause a denial of service (crash).","status":"published","published":"2006-08-04T23:00:00Z","modified":"2024-08-07T18:39:54Z","updated_at":"2026-11-03T01:15:54.992578Z"}],"ghsa":[{"id":"GHSA-hw4p-fj9f-2jmw","title":"The (1) __futex_atomic_op and (2) futex_atomic_cmpxchg_inatomic functions in Linux kernel 2.6.17...","description":"The (1) __futex_atomic_op and (2) futex_atomic_cmpxchg_inatomic functions in Linux kernel 2.6.17-rc4 to 2.6.18-rc2 perform the atomic futex operation in the kernel address space instead of the user address space, which allows local users to cause a denial of service (crash).","status":"published","published":"2022-05-01T07:10:58Z","modified":"2025-04-03T04:37:55Z","updated_at":"2026-11-02T15:00:46.038216Z"}],"nvd":[{"id":"CVE-2006-3634","description":"The (1) __futex_atomic_op and (2) futex_atomic_cmpxchg_inatomic functions in Linux kernel 2.6.17-rc4 to 2.6.18-rc2 perform the atomic futex operation in the kernel address space instead of the user address space, which allows local users to cause a denial of service (crash).","status":"published","published":"2006-08-04T23:04:00Z","modified":"2026-06-16T22:27:28.083Z","cvss":[{"version":"2.0","score":4.9,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:C","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:01:05.130518Z"}],"osv":[{"id":"BELL-CVE-2006-3634","title":"CVE-2006-3634 does not affect BellSoft software","status":"withdrawn","published":"2006-08-04T23:04:00Z","modified":"2026-01-28T07:21:47.301065Z","cvss":[{"version":"2.0","score":4.9,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:C","level":"medium"}],"updated_at":"2026-11-02T15:28:12.886815Z"}]}}