National Cyber Awareness System

Vulnerability Summary for CVE-2012-6542

Overview

The llc_ui_getname function in net/llc/af_llc.c in the Linux kernel before 3.6 has an incorrect return value in certain circumstances, which allows local users to obtain sensitive information from kernel stack memory via a crafted application that leverages an uninitialized pointer argument.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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External Source: CONFIRM

Name: https://www.kernel.org/pub/linux/kernel/v3.x/patch-3.6.bz2

Type: Patch Information

Hyperlink:https://www.kernel.org/pub/linux/kernel/v3.x/patch-3.6.bz2

External Source: CONFIRM

Name: https://github.com/torvalds/linux/commit/3592aaeb80290bda0f2cf0b5456c97bfc638b192

Hyperlink:https://github.com/torvalds/linux/commit/3592aaeb80290bda0f2cf0b5456c97bfc638b192

External Source: UBUNTU

Name: USN-1808-1

Hyperlink:http://www.ubuntu.com/usn/USN-1808-1

External Source: UBUNTU

Name: USN-1805-1

Hyperlink:http://www.ubuntu.com/usn/USN-1805-1

External Source: MLIST

Name: [oss-security] 20130305 CVE Requests (maybe): Linux kernel: various info leaks, some NULL ptr derefs

Hyperlink:http://www.openwall.com/lists/oss-security/2013/03/05/13

External Source: CONFIRM

Name: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3592aaeb80290bda0f2cf0b5456c97bfc638b192

Hyperlink:http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3592aaeb80290bda0f2cf0b5456c97bfc638b192