CVE-2020-14390

unknown
Published — · Modified —
CVSS v3
CVSS v2
VIR risk

Description

A flaw was found in the Linux kernel in versions before 5.9-rc6. When changing screen size, an out-of-bounds memory write can occur leading to memory corruption or a denial of service. Due to the nature of the flaw, privilege escalation cannot be fully ruled out.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2020-14390

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2020-14390.html

OS impact

OSVersionStatusFixed in
suse slesaffected
debian debianbookwormfixed5.8.10-1
debian debianbullseyefixed5.8.10-1
debian debianforkyfixed5.8.10-1
debian debiansidfixed5.8.10-1
debian debiantrixiefixed5.8.10-1

References

Verify integrity in audit chain (admin only). AS-IS.