{"id":"CVE-2013-6282","url":"https://www.cyber-defence.io/tools/cve/CVE-2013-6282","generatedAt":"2026-10-31T23:41:50.811Z","title":"Linux Kernel Improper Input Validation Vulnerability","description":"The (1) get_user and (2) put_user API functions in the Linux kernel before 3.5.5 on the v6k and v7 ARM platforms do not validate certain addresses, which allows attackers to read or modify the contents of arbitrary kernel memory locations via a crafted application, as exploited in the wild against Android devices in October and November 2013.","published":"2013-11-20T13:19:43.000Z","lastModified":"2026-06-17T00:00:15.000Z","status":"Analyzed","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-20"],"affected":["linux/linux kernel"],"epss":{"score":0.39711,"percentile":0.98619,"date":"2026-10-30","history":[]},"kev":{"listed":true,"dateAdded":"2022-09-15","dueDate":"2022-10-06","knownRansomwareCampaignUse":"Unknown","notes":"Apply updates per vendor instructions.\nhttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8404663f81d212918ff85f493649a7991209fa04; https://nvd.nist.gov/vuln/detail/CVE-2013-6282"},"exploits":{"count":2,"verified":true,"firstPublished":"2014-02-11","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":40975,"kind":"exploit","title":"Google Android - get_user/put_user (Metasploit)","url":"https://www.exploit-db.com/exploits/40975","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/android/local/40975.rb","file":"exploits/android/local/40975.rb","published":"2016-12-29","added":"2016-12-29","updated":"2016-12-29","author":"Metasploit","type":"local","platform":"android","port":null,"verified":true,"codes":["CVE-2013-6282"],"tags":"Local","aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://github.com/rapid7/metasploit-framework/blob/57e4bcbf710228afe288191f4c99a553c22c34d3/modules/exploits/android/local/put_user_vroot.rb"},{"edbId":31574,"kind":"exploit","title":"Linux Kernel < 3.4.5 (Android 4.2.2/4.4 ARM) - Local Privilege Escalation","url":"https://www.exploit-db.com/exploits/31574","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/arm/local/31574.c","file":"exploits/arm/local/31574.c","published":"2014-02-11","added":"2014-02-16","updated":"2016-12-01","author":"Piotr Szerman","type":"local","platform":"arm","port":null,"verified":false,"codes":["CVE-2013-6282","OSVDB-99940"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"urgent","text":"Known to be exploited in the wild (CISA KEV, CISA remediation deadline 6 October 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise."},"changes":[],"references":[{"url":"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=8404663f81d212918ff85f493649a7991209fa04","tags":["Patch"],"source":"cve@mitre.org"},{"url":"http://www.codeaurora.org/projects/security-advisories/missing-access-checks-putusergetuser-kernel-api-cve-2013-6282","tags":["Patch"],"source":"cve@mitre.org"},{"url":"http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.5.5","tags":["Mailing List","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://www.openwall.com/lists/oss-security/2013/11/14/11","tags":["Mailing List"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/63734","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://www.ubuntu.com/usn/USN-2067-1","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://github.com/torvalds/linux/commit/8404663f81d212918ff85f493649a7991209fa04","tags":["Exploit","Patch"],"source":"cve@mitre.org"},{"url":"https://www.exploit-db.com/exploits/40975/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=8404663f81d212918ff85f493649a7991209fa04","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.codeaurora.org/projects/security-advisories/missing-access-checks-putusergetuser-kernel-api-cve-2013-6282","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.5.5","tags":["Mailing List","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2013/11/14/11","tags":["Mailing List"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/63734","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-2067-1","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/torvalds/linux/commit/8404663f81d212918ff85f493649a7991209fa04","tags":["Exploit","Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.exploit-db.com/exploits/40975/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2013-6282","tags":["US Government Resource"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2013-6282","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."}