{"id":"CVE-2017-6874","aliases":["DEBIAN-CVE-2017-6874","EUVD-2017-15928","GHSA-pw64-74q3-2v7r","UBUNTU-CVE-2017-6874"],"status":"published","title":"Race condition in kernel/ucount.c in the Linux kernel through 4.10.2 allows local users to cause...","description":"Race condition in kernel/ucount.c in the Linux kernel through 4.10.2 allows local users to cause a denial of service (use-after-free and system crash) or possibly have unspecified other impact via crafted system calls that leverage certain decrement behavior that causes incorrect interaction between put_ucounts and get_ucounts.","severity":{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00263,"percentile":0.18196,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-362","CWE-416"],"published":"2017-03-14T09:02:00Z","modified":"2026-09-01T20:03:49Z","fixes":[{"ecosystem":"Debian:12","package":"linux","fixed_in":["4.9.16-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"linux","fixed_in":["4.9.16-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"linux","fixed_in":["4.9.16-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"linux","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.16-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"linux","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.16-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"linux","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.16-1"}]}]}],"products":[{"vendor":"linux","product":"linux_kernel"}],"references":[{"url":"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=040757f738e13caaa9c5078bca79aa97e11dde88","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking","Patch","Third Party Advisory","fix","report"]},{"url":"http://www.securityfocus.com/bid/96856","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry","advisory"]},{"url":"https://github.com/torvalds/linux/commit/040757f738e13caaa9c5078bca79aa97e11dde88","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking","Patch","Third Party Advisory","fix","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-6874"},{"url":"https://github.com/advisories/GHSA-pw64-74q3-2v7r"},{"url":"https://security-tracker.debian.org/tracker/CVE-2017-6874","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2017-6874","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-6874","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2017-6874","description":"Race condition in kernel/ucount.c in the Linux kernel through 4.10.2 allows local users to cause a denial of service (use-after-free and system crash) or possibly have unspecified other impact via crafted system calls that leverage certain decrement behavior that causes incorrect interaction between put_ucounts and get_ucounts.","status":"published","published":"2017-03-14T09:02:00Z","modified":"2024-08-05T15:41:17.699Z","updated_at":"2026-11-02T14:33:16.916541Z"}],"euvd":[{"id":"EUVD-2017-15928","description":"Race condition in kernel/ucount.c in the Linux kernel through 4.10.2 allows local users to cause a denial of service (use-after-free and system crash) or possibly have unspecified other impact via crafted system calls that leverage certain decrement behavior that causes incorrect interaction between put_ucounts and get_ucounts.","status":"published","published":"2017-03-14T09:02:00Z","modified":"2024-08-05T15:41:17Z","updated_at":"2026-11-03T02:39:10.49179Z"}],"ghsa":[{"id":"GHSA-pw64-74q3-2v7r","title":"Race condition in kernel/ucount.c in the Linux kernel through 4.10.2 allows local users to cause...","description":"Race condition in kernel/ucount.c in the Linux kernel through 4.10.2 allows local users to cause a denial of service (use-after-free and system crash) or possibly have unspecified other impact via crafted system calls that leverage certain decrement behavior that causes incorrect interaction between put_ucounts and get_ucounts.","status":"published","published":"2022-05-17T02:55:20Z","modified":"2023-01-27T05:05:48Z","cvss":[{"version":"3.0","score":7,"vector":"CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-362"],"updated_at":"2026-11-02T14:42:46.0541Z"}],"nvd":[{"id":"CVE-2017-6874","description":"Race condition in kernel/ucount.c in the Linux kernel through 4.10.2 allows local users to cause a denial of service (use-after-free and system crash) or possibly have unspecified other impact via crafted system calls that leverage certain decrement behavior that causes incorrect interaction between put_ucounts and get_ucounts.","status":"published","published":"2017-03-14T09:59:00.393Z","modified":"2026-06-17T01:23:15.433Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.9,"vector":"AV:L/AC:M/Au:N/C:C/I:C/A:C","level":"medium","assessor":"primary"}],"cwes":["CWE-362","CWE-416"],"updated_at":"2026-11-02T14:03:44.275273Z"}],"osv":[{"id":"CVE-2017-6874","description":"Race condition in kernel/ucount.c in the Linux kernel through 4.10.2 allows local users to cause a denial of service (use-after-free and system crash) or possibly have unspecified other impact via crafted system calls that leverage certain decrement behavior that causes incorrect interaction between put_ucounts and get_ucounts.","status":"published","published":"2017-03-14T09:59:00.393Z","modified":"2026-03-15T14:27:43.209021Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:06.412595Z"},{"id":"DEBIAN-CVE-2017-6874","description":"Race condition in kernel/ucount.c in the Linux kernel through 4.10.2 allows local users to cause a denial of service (use-after-free and system crash) or possibly have unspecified other impact via crafted system calls that leverage certain decrement behavior that causes incorrect interaction between put_ucounts and get_ucounts.","status":"published","published":"2017-03-14T09:59:00.393Z","modified":"2026-09-01T20:03:49.479819364Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:29.412243Z"},{"id":"UBUNTU-CVE-2017-6874","description":"Race condition in kernel/ucount.c in the Linux kernel through 4.10.2 allows local users to cause a denial of service (use-after-free and system crash) or possibly have unspecified other impact via crafted system calls that leverage certain decrement behavior that causes incorrect interaction between put_ucounts and get_ucounts.","status":"withdrawn","published":"2017-03-14T09:59:00Z","modified":"2025-07-16T08:13:23.739568Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"},{"version":"3.0","score":7,"vector":"CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:15.773974Z"}]}}