{"cve":"CVE-2016-4470","nvd":{"published":"2016-06-27T10:59:08.720","modified":"2026-06-17T00:47:37.063","status":"Modified","description":"The key_reject_and_link function in security/keys/key.c in the Linux kernel through 4.6.3 does not ensure that a certain data structure is initialized, which allows local users to cause a denial of service (system crash) via vectors involving a crafted keyctl request2 command.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":[],"references":["http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=38327424b40bcebe2de92d07312c89360ac9229a","http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html","http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00003.html","http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html","http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00008.html"],"products":["linux:linux_kernel","novell:suse_linux_enterprise_real_time_extension","oracle:linux","oracle:vm_server","redhat:enterprise_linux","redhat:enterprise_linux_desktop","redhat:enterprise_linux_for_real_time","redhat:enterprise_linux_hpc_node","redhat:enterprise_linux_hpc_node_eus","redhat:enterprise_linux_server","redhat:enterprise_linux_server_aus","redhat:enterprise_linux_server_eus","redhat:enterprise_linux_workstation","redhat:enterprise_mrg"],"source":"nvd","synced_at":"2026-10-19T20:38:51.654415212+00:00"},"epss":{"cve":"CVE-2016-4470","score":0.00582,"percentile":0.47821,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}