DEBIAN-CVE-2020-14346

DEBIAN-CVE-2020-14346 PUBLISHED CVSS 7.800000190734863 HIGH

A flaw was found in xorg-x11-server before 1.20.9. An integer underflow in the X input extension protocol decoding in the X server may lead to arbitrary access of memory contents. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Risk Scores

CVSS 3.1

7.800000190734863

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

Affected Products

Vendor	Product	Versions
Debian:12	xorg-server	0, 0, 0
Debian:11	xorg-server	0, 0, 0
Debian:14	xorg-server	0, 0, 0
Debian:13	xorg-server	0, 0, 0

Timeline

Sep 15, 2020 CVE Published
Apr 28, 2026 CVE Updated

References

https://security-tracker.debian.org/tracker/CVE-2020-14346 advisory

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