Out-of-bounds write in Kernelflinger - CVE-2021-33137

 

Out-of-bounds write in Kernelflinger - CVE-2021-33137

Published: February 9, 2022


Vulnerability identifier: #VU60473
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-33137
CWE-ID: CWE-787
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Intel
Affected software:
Kernelflinger

Detailed vulnerability description

The vulnerability allows a local user to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input. A local user can trigger out-of-bounds write and execute arbitrary code on the target system with elevated privileges.


How to mitigate CVE-2021-33137

Install updates from vendor's website.

Sources