Input validation error in Linux kernel - CVE-2010-2243

 

Input validation error in Linux kernel - CVE-2010-2243

Published: November 7, 2019 / Updated: July 17, 2020


Vulnerability identifier: #VU30635
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2010-2243
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

A vulnerability exists in kernel/time/clocksource.c in the Linux kernel before 2.6.34 where on non-GENERIC_TIME systems (GENERIC_TIME=n), accessing /sys/devices/system/clocksource/clocksource0/current_clocksource results in an OOPS.


Affected software

Linux kernel

How to mitigate CVE-2010-2243

Install update from vendor's website.

Linux kernel - update to 2.6.33

External References

Related Security Bulletins