CVE-2011-1474 Information

Description

A locally locally exploitable DOS vulnerability was found in pax-linux versions 2.6.32.33-test79.patch 2.6.38-test3.patch and 2.6.37.4-test14.patch. A bad bounds check in arch_get_unmapped_area_topdown triggered by programs doing an mmap after a MAP_GROWSDOWN mmap will create an infinite loop condition without releasing the VM semaphore eventually leading to a system crash.

CVSS Vector

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

Reference

http://seclists.org/oss-sec/2011/q1/579 https://security-tracker.debian.org/tracker/CVE-2011-1474

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5