Out-of-bounds write in Linux kernel - CVE-2020-14386
Published: September 16, 2020 / Updated: January 13, 2022
Vulnerability identifier: #VU47051
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear
CVE-ID: CVE-2020-14386
CWE-ID: CWE-787
Exploitation vector: Local access
Exploit availability:
Public exploit is available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local privileged user to execute arbitrary code.
A flaw was found in the Linux kernel before 5.9-rc4. Memory corruption can be exploited to gain root privileges from unprivileged processes. The highest threat from this vulnerability is to data confidentiality and integrity.
How to mitigate CVE-2020-14386
Install update from vendor's website.