CVE-2020-14386

high

Description

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.

References

Advisories
More

https://seclists.org/oss-sec/2020/q3/146

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RNCPXERMUHPSGF6S2VVFL5NVVPBBFB63/

https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html

https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html

https://lists.debian.org/debian-lts-announce/2020/09/msg00025.html

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14386

http://www.openwall.com/lists/oss-security/2021/09/21/1

http://www.openwall.com/lists/oss-security/2021/09/17/4

http://www.openwall.com/lists/oss-security/2021/09/17/2

http://packetstormsecurity.com/files/159565/Kernel-Live-Patch-Security-Notice-LSN-0072-1.html

http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00021.html

https://github.com/V0IDNETWORK/CVE-2026-46331

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=acf69c946233259ab4d64f8869d4037a198c7f06

Details

Source: Mitre, NVD

Published: 2020-09-16

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 7.2

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 7.8

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