CVE-2026-88806 :: Enginsight Vulnerability Database

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
suse	CNA	7.5 HIGH	NETWORK	HIGH	NONE	CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Base Score

CVSS 3.x

EPSS Score

Percentile: 10.17%

Early Detection

Affected products identified ahead of NVD analysis through intelligence sources (CNA/ADP records, vendor advisories, Enginsight analysis).

Vendor	Product	Version	Source
x.org	libx11	𝑥 < 1.8.14	CNA

Debian Releases

Debian Product

Codename

libx11

bookworm	postponed
bookworm (security)	vulnerable
forky	vulnerable
sid	2:1.8.14-1 fixed
trixie	no-dsa

Ubuntu Releases

Ubuntu Product

Codename

libx11

bionic	Fixed 2:1.6.4-3ubuntu0.4+esm3 released
focal	Fixed 2:1.6.9-2ubuntu1.6+esm1 released
jammy	Fixed 2:1.7.5-1ubuntu0.4 released
noble	Fixed 2:1.8.7-1ubuntu0.1 released
resolute	Fixed 2:1.8.13-1ubuntu0.1 released
trusty	Fixed 2:1.6.2-1ubuntu2.1+esm6 released
xenial	Fixed 2:1.6.3-1ubuntu2.2+esm5 released

openSUSE / SLES Releases

openSUSE Product

Release

libX11-6

suse enterprise desktop 15 SP7	1.8.10-150700.4.8.1 fixed
suse enterprise sap 12 SP5	1.6.2-12.41.1 fixed
suse enterprise sap 15 SP4	1.6.5-150000.3.41.1 fixed
suse enterprise sap 15 SP5	1.6.5-150000.3.41.1 fixed
suse enterprise sap 15 SP6	1.8.7-150600.3.11.1 fixed
suse enterprise sap 15 SP7	1.8.10-150700.4.8.1 fixed
suse enterprise server 12 SP3	1.6.2-12.41.1 fixed
suse enterprise server 12 SP5	1.6.2-12.41.1 fixed
suse enterprise server 15 SP4	1.6.5-150000.3.41.1 fixed
suse enterprise server 15 SP5	1.6.5-150000.3.41.1 fixed
suse enterprise server 15 SP6	1.8.7-150600.3.11.1 fixed
suse enterprise server 15 SP7	1.8.10-150700.4.8.1 fixed

libX11-6-32bit

suse enterprise desktop 15 SP7	1.8.10-150700.4.8.1 fixed
suse enterprise sap 12 SP5	1.6.2-12.41.1 fixed
suse enterprise sap 15 SP4	1.6.5-150000.3.41.1 fixed
suse enterprise sap 15 SP5	1.6.5-150000.3.41.1 fixed
suse enterprise sap 15 SP6	1.8.7-150600.3.11.1 fixed
suse enterprise sap 15 SP7	1.8.10-150700.4.8.1 fixed
suse enterprise server 12 SP3	1.6.2-12.41.1 fixed
suse enterprise server 12 SP5	1.6.2-12.41.1 fixed
suse enterprise server 15 SP4	1.6.5-150000.3.41.1 fixed
suse enterprise server 15 SP5	1.6.5-150000.3.41.1 fixed
suse enterprise server 15 SP6	1.8.7-150600.3.11.1 fixed
suse enterprise server 15 SP7	1.8.10-150700.4.8.1 fixed

libX11-data

suse enterprise desktop 15 SP7	1.8.10-150700.4.8.1 fixed
suse enterprise sap 12 SP5	1.6.2-12.41.1 fixed
suse enterprise sap 15 SP4	1.6.5-150000.3.41.1 fixed
suse enterprise sap 15 SP5	1.6.5-150000.3.41.1 fixed
suse enterprise sap 15 SP6	1.8.7-150600.3.11.1 fixed
suse enterprise sap 15 SP7	1.8.10-150700.4.8.1 fixed
suse enterprise server 12 SP3	1.6.2-12.41.1 fixed
suse enterprise server 12 SP5	1.6.2-12.41.1 fixed
suse enterprise server 15 SP4	1.6.5-150000.3.41.1 fixed
suse enterprise server 15 SP5	1.6.5-150000.3.41.1 fixed
suse enterprise server 15 SP6	1.8.7-150600.3.11.1 fixed
suse enterprise server 15 SP7	1.8.10-150700.4.8.1 fixed

libX11-devel

suse enterprise desktop 15 SP7	1.8.10-150700.4.8.1 fixed
suse enterprise sap 12 SP5	1.6.2-12.41.1 fixed
suse enterprise sap 15 SP4	1.6.5-150000.3.41.1 fixed
suse enterprise sap 15 SP5	1.6.5-150000.3.41.1 fixed
suse enterprise sap 15 SP6	1.8.7-150600.3.11.1 fixed
suse enterprise sap 15 SP7	1.8.10-150700.4.8.1 fixed
suse enterprise server 12 SP5	1.6.2-12.41.1 fixed
suse enterprise server 15 SP4	1.6.5-150000.3.41.1 fixed
suse enterprise server 15 SP5	1.6.5-150000.3.41.1 fixed
suse enterprise server 15 SP6	1.8.7-150600.3.11.1 fixed
suse enterprise server 15 SP7	1.8.10-150700.4.8.1 fixed

libX11-xcb1

suse enterprise desktop 15 SP7	1.8.10-150700.4.8.1 fixed
suse enterprise sap 12 SP5	1.6.2-12.41.1 fixed
suse enterprise sap 15 SP4	1.6.5-150000.3.41.1 fixed
suse enterprise sap 15 SP5	1.6.5-150000.3.41.1 fixed
suse enterprise sap 15 SP6	1.8.7-150600.3.11.1 fixed
suse enterprise sap 15 SP7	1.8.10-150700.4.8.1 fixed
suse enterprise server 12 SP3	1.6.2-12.41.1 fixed
suse enterprise server 12 SP5	1.6.2-12.41.1 fixed
suse enterprise server 15 SP4	1.6.5-150000.3.41.1 fixed
suse enterprise server 15 SP5	1.6.5-150000.3.41.1 fixed
suse enterprise server 15 SP6	1.8.7-150600.3.11.1 fixed
suse enterprise server 15 SP7	1.8.10-150700.4.8.1 fixed

libX11-xcb1-32bit

suse enterprise desktop 15 SP7	1.8.10-150700.4.8.1 fixed
suse enterprise sap 12 SP5	1.6.2-12.41.1 fixed
suse enterprise sap 15 SP4	1.6.5-150000.3.41.1 fixed
suse enterprise sap 15 SP5	1.6.5-150000.3.41.1 fixed
suse enterprise sap 15 SP6	1.8.7-150600.3.11.1 fixed
suse enterprise sap 15 SP7	1.8.10-150700.4.8.1 fixed
suse enterprise server 12 SP3	1.6.2-12.41.1 fixed
suse enterprise server 12 SP5	1.6.2-12.41.1 fixed
suse enterprise server 15 SP4	1.6.5-150000.3.41.1 fixed
suse enterprise server 15 SP5	1.6.5-150000.3.41.1 fixed
suse enterprise server 15 SP6	1.8.7-150600.3.11.1 fixed
suse enterprise server 15 SP7	1.8.10-150700.4.8.1 fixed

Red Hat Enterprise Linux Releases

Red Hat Product

Release

libX11

RHEL 8	0:1.6.8-10.el8_10 fixed
RHEL 9	0:1.8.12-1.el9_8.1 fixed

libX11-common

RHEL 8	0:1.6.8-10.el8_10 fixed
RHEL 9	0:1.8.12-1.el9_8.1 fixed

libX11-devel

RHEL 8	0:1.6.8-10.el8_10 fixed
RHEL 9	0:1.8.12-1.el9_8.1 fixed

libX11-xcb

RHEL 8	0:1.6.8-10.el8_10 fixed
RHEL 9	0:1.8.12-1.el9_8.1 fixed

Amazon Linux Releases

Amazon Package

Release

libX11

Amazon Linux 2	0:1.6.7-3.amzn2.0.6 fixed
Amazon Linux 2023	0:1.8.10-2.amzn2023.0.2 fixed

libX11-common

Amazon Linux 2	0:1.6.7-3.amzn2.0.6 fixed
Amazon Linux 2023	0:1.8.10-2.amzn2023.0.2 fixed

libX11-debuginfo

Amazon Linux 2	0:1.6.7-3.amzn2.0.6 fixed
Amazon Linux 2023	0:1.8.10-2.amzn2023.0.2 fixed

libX11-debugsource

Amazon Linux 2023

0:1.8.10-2.amzn2023.0.2

fixed

libX11-devel

Amazon Linux 2	0:1.6.7-3.amzn2.0.6 fixed
Amazon Linux 2023	0:1.8.10-2.amzn2023.0.2 fixed

libX11-xcb

Amazon Linux 2023

0:1.8.10-2.amzn2023.0.2

fixed

libX11-xcb-debuginfo

Amazon Linux 2023

0:1.8.10-2.amzn2023.0.2

fixed

Azure Linux Releases

Azure Package

Release

libX11

Azure Linux 3.0

0:1.8.7-2.azl3

fixed

Common Weakness Enumeration

CWE-122 - Heap-based Buffer Overflow
A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().

Vulnerability Media Exposure

[GERMAN] X.Org X11: Schwachstelle ermöglicht Codeausführung
Ein entfernter, anonymer Angreifer kann eine Schwachstelle in X.Org X11 ausnutzen, um potentiell Code zur Ausführung zu bringen.
Published: 2026-09-21T22:00:00+00:00

References

https://gitlab.freedesktop.org/xorg/lib/libx11/-/merge_requests/309