PT-2012-1566 · Linux · Linux Kernel

Dan Rosenberg · Published 2012-05-24 · Updated 2023-02-13 · CVE-2011-2707

Positive Technologies (AI Summary)

CVSS v2.0

3.6

Low

Base vector

AV:L/AC:L/Au:N/C:P/I:N/A:P

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 3.1

Description The issue allows local users to obtain sensitive information from kernel memory locations. This is due to the ptrace setxregs function in arch/xtensa/kernel/ptrace.c not validating user-space pointers, enabling users to craft a PTRACE SETXTREGS request to access sensitive information.

Recommendations For Linux kernel versions prior to 3.1, update to version 3.1 or later to resolve the issue.

Fix

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

CVE-2011-2707

Affected Products

Linux Kernel

References · 6

• https://github.com/torvalds/linux/commit/0d0138ebe24b94065580bd2601f8bb7eb6152f56 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2011-2707 · Security Note
• https://linux.oracle.com/errata/ELSA-2011-2037.html · Vendor Advisory
• http://kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1 · Vendor Advisory
• http://openwall.com/lists/oss-security/2011/07/20/18 · Note
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=0d0138ebe24b94065580bd2601f8bb7eb6152f56 · Note