CVE-2020-27418

Name: CVE-2020-27418
Creator: NVD / NIST
Published: 2023-08-22T19:16:20.047+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.4/10EPSS 0.23%

Last modified Jun 17, 2026

CVE-2020-27418 is a medium-severity vulnerability rated 4.4/10 on the CVSS scale. A Use After Free vulnerability in Fedora Linux kernel 5.9.0-rc9 allows attackers to obatin sensitive information via vgacon_invert_region() function.. EPSS estimates a 0.23% chance of exploitation in the next 30 days.

Description

A Use After Free vulnerability in Fedora Linux kernel 5.9.0-rc9 allows attackers to obatin sensitive information via vgacon_invert_region() function.

Metrics

CVSS 3.1

4.4/10

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

EPSS Probability

0.23%

13.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-416

Affected Software

Vendor	Product	Versions	Update
Fedoraproject	Fedora Linux Kernel	5.9.0	Rc9

References

http://fedora.comNot Applicable
https://patchwork.freedesktop.org/patch/356372/Mailing List, Patch
http://fedora.comNot Applicable
https://patchwork.freedesktop.org/patch/356372/Mailing List, Patch

Timeline

Published: Aug 22, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-27418?

A Use After Free vulnerability in Fedora Linux kernel 5.9.0-rc9 allows attackers to obatin sensitive information via vgacon_invert_region() function.

How severe is CVE-2020-27418?

CVE-2020-27418 has a CVSS score of 4.4/10 (MEDIUM severity). The EPSS model estimates a 0.23% probability of exploitation in the next 30 days.

How do I fix CVE-2020-27418?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-27418?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST