# CVE-2013-6282: Linux Kernel Improper Input Validation Vulnerability

> CVE-2013-6282: Linux Kernel Improper Input Validation Vulnerability. CVSS 8.8 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2013-6282
Last updated: 2025-10-22T00:05:39Z

- Published: 2013-11-19 15:00 UTC · Updated: 2025-10-22 00:05 UTC · Assigner: mitre
- CVSS: 8.8 (CVSS 3.1) · Severity: High · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS: 39.7%, 99th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2022-09-15, federal due date 2022-10-06, ransomware use: Unknown

## 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.

## CISA required action

Apply updates per vendor instructions.

## Affected vendors and products

- Linux: Kernel

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2013-6282)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2013-6282)
- [http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=8404663f81d212918ff85f493649a7991209fa04](http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%253Ba=commit%253Bh=8404663f81d212918ff85f493649a7991209fa04)
- [https://github.com/torvalds/linux/commit/8404663f81d212918ff85f493649a7991209fa04](https://github.com/torvalds/linux/commit/8404663f81d212918ff85f493649a7991209fa04)
- [https://www.exploit-db.com/exploits/40975/](https://www.exploit-db.com/exploits/40975/)
- [http://www.codeaurora.org/projects/security-advisories/missing-access-checks-putusergetuser-kernel-api-cve-2013-6282](http://www.codeaurora.org/projects/security-advisories/missing-access-checks-putusergetuser-kernel-api-cve-2013-6282)
- [http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.5.5](http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.5.5)
- [http://www.openwall.com/lists/oss-security/2013/11/14/11](http://www.openwall.com/lists/oss-security/2013/11/14/11)
- [http://www.securityfocus.com/bid/63734](http://www.securityfocus.com/bid/63734)
- [http://www.ubuntu.com/usn/USN-2067-1](http://www.ubuntu.com/usn/USN-2067-1)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2013-6282 · Markdown: https://rewindex.com/cve/CVE-2013-6282.md · JSON: https://rewindex.com/api/v1/cves/CVE-2013-6282 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T01:59:17.680Z