CVE-2013-6282

high-risk
Published 2013-11-20

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.

Do I need to act?

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67.7% chance of exploitation in next 30 days
EPSS score — higher than 32% of all CVEs
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CISA KEV: actively exploited in the wild
On the Known Exploited Vulnerabilities catalog — federal agencies must patch
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2 public exploits available
40975, 31574
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10 High
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Linux

References (17)

Patch http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=...
Patch http://www.codeaurora.org/projects/security-advisories/missing-access-checks-put...
Mailing List http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.5.5
Mailing List http://www.openwall.com/lists/oss-security/2013/11/14/11
Third Party Advisory http://www.securityfocus.com/bid/63734
Third Party Advisory http://www.ubuntu.com/usn/USN-2067-1
Exploit https://github.com/torvalds/linux/commit/8404663f81d212918ff85f493649a7991209fa0...
Exploit https://www.exploit-db.com/exploits/40975/
Patch http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=...
Patch http://www.codeaurora.org/projects/security-advisories/missing-access-checks-put...
Mailing List http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.5.5
Mailing List http://www.openwall.com/lists/oss-security/2013/11/14/11
Third Party Advisory http://www.securityfocus.com/bid/63734
Third Party Advisory http://www.ubuntu.com/usn/USN-2067-1
Exploit https://github.com/torvalds/linux/commit/8404663f81d212918ff85f493649a7991209fa0...
Exploit https://www.exploit-db.com/exploits/40975/
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2013-...
68
/ 100
high-risk
Severity 30/34 · Critical
Exploitability 33/34 · Critical
Exposure 5/34 · Minimal