{"id":"CVE-2016-7042","url":"https://www.cyber-defence.io/tools/cve/CVE-2016-7042","generatedAt":"2026-10-28T21:16:33.545Z","title":"The proc_keys_show function in security/keys/proc.c in the Linux kernel through 4.8.2, when the GNU Compiler Collection (gcc) stack protector is enabled, uses an incorrect buffer size for certain timeout data, which allows local users to cause a denial…","description":"The proc_keys_show function in security/keys/proc.c in the Linux kernel through 4.8.2, when the GNU Compiler Collection (gcc) stack protector is enabled, uses an incorrect buffer size for certain timeout data, which allows local users to cause a denial of service (stack memory corruption and panic) by reading the /proc/keys file.","published":"2016-10-16T21:59:10.000Z","lastModified":"2026-06-17T00:52:12.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":6.2,"severity":"MEDIUM","vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-119"],"affected":["linux/linux kernel"],"epss":{"score":0.00395,"percentile":0.33493,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.40%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://rhn.redhat.com/errata/RHSA-2017-0817.html","source":"cve@mitre.org"},{"url":"http://www.openwall.com/lists/oss-security/2016/10/13/5","tags":["Mailing List"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/93544","source":"cve@mitre.org"},{"url":"https://access.redhat.com/errata/RHSA-2017:1842","source":"cve@mitre.org"},{"url":"https://access.redhat.com/errata/RHSA-2017:2077","source":"cve@mitre.org"},{"url":"https://access.redhat.com/errata/RHSA-2017:2669","source":"cve@mitre.org"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1373966","tags":["Issue Tracking","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://source.android.com/security/bulletin/2017-01-01.html","source":"cve@mitre.org"},{"url":"http://rhn.redhat.com/errata/RHSA-2017-0817.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2016/10/13/5","tags":["Mailing List"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/93544","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2017:1842","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2017:2077","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2017:2669","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1373966","tags":["Issue Tracking","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://source.android.com/security/bulletin/2017-01-01.html","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2016-7042","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}