CVE-2013-6282 on CISA KEV

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 i

01What CISA says about this vulnerability

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.

02Required action — verbatim from CISA

Apply updates per vendor instructions.

03Notes & references

• www.kernel.org — http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.5.5
• www.exploit-db.com — https://www.exploit-db.com/exploits/40975/
• git.kernel.org — http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=…
• www.codeaurora.org — http://www.codeaurora.org/projects/security-advisories/missing-access-checks-put…
• www.securityfocus.com — http://www.securityfocus.com/bid/63734
• www.openwall.com — http://www.openwall.com/lists/oss-security/2013/11/14/11
• github.com — https://github.com/torvalds/linux/commit/8404663f81d212918ff85f493649a7991209fa0…
• www.ubuntu.com — http://www.ubuntu.com/usn/USN-2067-1

04SARA's analyst layer — why this matters

This vulnerability is currently on the CISA KEV list, which CISA only adds CVEs to when there is reliable evidence of active exploitation in the wild. For federal civilian agencies, BOD 22-01 requires remediation by the due date above. For everyone else, KEV is the strongest "patch immediately" signal you can get from public threat intel.

05Affected products (summary)

Vendor	Product	Versions
n	a / n/a	n/a

06Detection

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