{"id":"CVE-2015-3170","aliases":["EUVD-2015-3248","GHSA-m2mw-q7pj-g3wv"],"status":"published","title":"selinux-policy when sysctl fs.protected_hardlinks are set to 0 allows local users to cause a...","description":"selinux-policy when sysctl fs.protected_hardlinks are set to 0 allows local users to cause a denial of service (SSH login prevention) by creating a hardlink to /etc/passwd from a directory named .config, and updating selinux-policy.","severity":{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00274,"percentile":0.19872,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-254"],"published":"2017-07-21T14:00:00Z","modified":"2026-06-17T00:25:27Z","products":[{"vendor":"selinux_project","product":"selinux"}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1218672","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2015-3170"},{"url":"https://github.com/advisories/GHSA-m2mw-q7pj-g3wv"}],"sources":{"cve":[{"id":"CVE-2015-3170","description":"selinux-policy when sysctl fs.protected_hardlinks are set to 0 allows local users to cause a denial of service (SSH login prevention) by creating a hardlink to /etc/passwd from a directory named .config, and updating selinux-policy.","status":"published","published":"2017-07-21T14:00:00Z","modified":"2024-08-06T05:39:31.987Z","updated_at":"2026-11-02T14:35:42.331636Z"}],"euvd":[{"id":"EUVD-2015-3248","description":"selinux-policy when sysctl fs.protected_hardlinks are set to 0 allows local users to cause a denial of service (SSH login prevention) by creating a hardlink to /etc/passwd from a directory named .config, and updating selinux-policy.","status":"published","published":"2017-07-21T14:00:00Z","modified":"2024-08-06T05:39:31Z","updated_at":"2026-11-03T02:22:09.179399Z"}],"ghsa":[{"id":"GHSA-m2mw-q7pj-g3wv","title":"selinux-policy when sysctl fs.protected_hardlinks are set to 0 allows local users to cause a...","description":"selinux-policy when sysctl fs.protected_hardlinks are set to 0 allows local users to cause a denial of service (SSH login prevention) by creating a hardlink to /etc/passwd from a directory named .config, and updating selinux-policy.","status":"published","published":"2022-05-17T02:25:42Z","modified":"2023-01-27T05:04:38Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T14:42:30.494485Z"}],"nvd":[{"id":"CVE-2015-3170","description":"selinux-policy when sysctl fs.protected_hardlinks are set to 0 allows local users to cause a denial of service (SSH login prevention) by creating a hardlink to /etc/passwd from a directory named .config, and updating selinux-policy.","status":"published","published":"2017-07-21T14:29:00.397Z","modified":"2026-06-17T00:25:27.527Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"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-254"],"updated_at":"2026-11-02T14:03:17.730372Z"}]}}