CVE-2020-25712

7.8 highEPSS 0.4%

High (7.8). EPSS 0.4% chance of exploitation in the next 30 days.

A flaw was found in xorg-x11-server before 1.20.10. A heap-buffer overflow in XkbSetDeviceInfo may lead to a privilege escalation vulnerability. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Severity

CVSS 3.1

7.8 high

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

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 29% of CVEs (scores of 2026-10-31)
CWE: CWE-122
Published: 2020-12-15
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

redhat:enterprise_linux
x.org:x_server

References

https://bugzilla.redhat.com/show_bug.cgi?id=1887276
https://lists.x.org/archives/xorg-announce/2020-December/003066.html
https://bugzilla.redhat.com/show_bug.cgi?id=1887276
https://lists.x.org/archives/xorg-announce/2020-December/003066.html

Check your stack JSON