CVE-2013-6282

Known Exploited Public Exploit

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.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 46.92% Top 5%
KEV Since 
Vendor Advisory ubuntu.com Vendor Advisory kernel.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.5.5 mailing list vendor advisory
https://www.exploit-db.com/exploits/40975/ exploit vdb entry third party advisory
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=8404663f81d212918ff85f493649a7991209fa04 patch
http://www.codeaurora.org/projects/security-advisories/missing-access-checks-putusergetuser-kernel-api-cve-2013-6282 patch
http://www.securityfocus.com/bid/63734 vdb entry third party advisory
http://www.openwall.com/lists/oss-security/2013/11/14/11 mailing list
https://github.com/torvalds/linux/commit/8404663f81d212918ff85f493649a7991209fa04 patch exploit
http://www.ubuntu.com/usn/USN-2067-1 vdb entry third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2013-6282?
CVE-2013-6282 has been scored as a high severity vulnerability.
How to fix CVE-2013-6282?
To fix CVE-2013-6282, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2013-6282 being actively exploited in the wild?
It is confirmed that CVE-2013-6282 is actively exploited. Be extra cautious if you are using vulnerable components. According to its EPSS score, there is a ~47% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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