CVE-2011-2707

MEDIUM

Linux Kernel < 3.1 - Information Disclosure

Title source: rule

Description

The ptrace_setxregs function in arch/xtensa/kernel/ptrace.c in the Linux kernel before 3.1 does not validate user-space pointers, which allows local users to obtain sensitive information from kernel memory locations via a crafted PTRACE_SETXTREGS request.

References (4)

[Patch] http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=0d0138ebe24b94065580bd2601f8bb7eb6152f56

[Mailing List, Patch, Vendor Advisory] http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1

[Mailing List, Third Party Advisory] http://www.openwall.com/lists/oss-security/2011/07/20/18

[Patch, Third Party Advisory] https://github.com/torvalds/linux/commit/0d0138ebe24b94065580bd2601f8bb7eb6152f56

Scores

CVSS v3 6.0

EPSS 0.0010

EPSS Percentile 26.8%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:H

Classification

CWE

CWE-200

Status draft

Affected Products (1)

linux/linux_kernel < 3.1

Timeline

Published May 24, 2012

Tracked Since Feb 18, 2026