Vulnerability identifier: #VU30979

Vulnerability risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2012-6712

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: Linux Foundation

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

In the Linux kernel before 3.4, a buffer overflow occurs in drivers/net/wireless/iwlwifi/iwl-agn-sta.c, which will cause at least memory corruption.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: 3.0 - 3.0.101, 3.1 - 3.1.10, 3.2 - 3.2.93, 3.3 - 3.3.8

---

External links
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2da424b0773cea3db47e1e81db71eeebde8269d4
http://github.com/torvalds/linux/commit/2da424b0773cea3db47e1e81db71eeebde8269d4
http://mirrors.edge.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.