Improper access control in Linux kernel - CVE-2006-3634

 

Improper access control in Linux kernel - CVE-2006-3634

Published: August 5, 2006 / Updated: January 19, 2011


Vulnerability identifier: #VU95580
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2006-3634
CWE-ID: CWE-284
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel

Detailed vulnerability description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The (1) __futex_atomic_op and (2) futex_atomic_cmpxchg_inatomic functions in Linux kernel 2.6.17-rc4 to 2.6.18-rc2 perform the atomic futex operation in the kernel address space instead of the user address space, which allows local users to cause a denial of service (crash).


How to mitigate CVE-2006-3634

Install update from vendor's repository.

Sources