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Rocky Linux xorg-x11-server Important Security Bug Fix RLSA-2026-26709

rocky
Calendar Grey June 19, 2026
Rockylinux Esm H88
Critical updates for xorg-x11-server on Rocky Linux 8 resolve important security issues and improve stability.
Important: xorg-x11-server security, bug fix, and enhancement update

Summary

An update is available for xorg-x11-server. This update affects Rocky Linux 8. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list


Topics%20covered

Topics Covered

security advisory buffer overflow important information disclosure Xorg X11 Server Rocky

RPMs

xorg-x11-server-0:1.20.11-28.el8_10.2.src.rpm

xorg-x11-server-common-0:1.20.11-28.el8_10.2.aarch64.rpm

xorg-x11-server-common-0:1.20.11-28.el8_10.2.x86_64.rpm

xorg-x11-server-debuginfo-0:1.20.11-28.el8_10.2.aarch64.rpm

xorg-x11-server-debuginfo-0:1.20.11-28.el8_10.2.x86_64.rpm

xorg-x11-server-debugsource-0:1.20.11-28.el8_10.2.aarch64.rpm

xorg-x11-server-debugsource-0:1.20.11-28.el8_10.2.i686.rpm

xorg-x11-server-debugsource-0:1.20.11-28.el8_10.2.x86_64.rpm

xorg-x11-server-devel-0:1.20.11-28.el8_10.2.aarch64.rpm

xorg-x11-server-devel-0:1.20.11-28.el8_10.2.i686.rpm

xorg-x11-server-devel-0:1.20.11-28.el8_10.2.x86_64.rpm

xorg-x11-server-source-0:1.20.11-28.el8_10.2.noarch.rpm

xorg-x11-server-Xdmx-0:1.20.11-28.el8_10.2.aarch64.rpm

xorg-x11-server-Xdmx-0:1.20.11-28.el8_10.2.x86_64.rpm

xorg-x11-server-Xdmx-debuginfo-0:1.20.11-28.el8_10.2.aarch64.rpm

xorg-x11-server-Xdmx-debuginfo-0:1.20.11-28.el8_10.2.x86_64.rpm

xorg-x11-server-Xephyr-0:1.20.11-28.el8_10.2.aarch64.rpm

Read the Full Advisory

References

No references

CVES

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-50256

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-50257

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-50258

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-50259

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-50260

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-50261

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-50262

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-50263

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-50264

Severity
important

Name: RLSA-2026:26709
Affected Products: Rocky Linux 8

Fixes

https://bugzilla.redhat.com/show_bug.cgi?id=2485380

https://bugzilla.redhat.com/show_bug.cgi?id=2485382

https://bugzilla.redhat.com/show_bug.cgi?id=2485383

https://bugzilla.redhat.com/show_bug.cgi?id=2485384

https://bugzilla.redhat.com/show_bug.cgi?id=2485385

https://bugzilla.redhat.com/show_bug.cgi?id=2485386

https://bugzilla.redhat.com/show_bug.cgi?id=2485387

https://bugzilla.redhat.com/show_bug.cgi?id=2485388

https://bugzilla.redhat.com/show_bug.cgi?id=2485389


Topics%20covered

Topics Covered

security advisory buffer overflow important information disclosure Xorg X11 Server Rocky

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