Alerts This Week
Warning Icon 1 690
Alerts This Week
Warning Icon 1 690

Rocky Linux Xwayland Important Security Issues RLSA-2026-26562

rocky
Calendar Grey June 19, 2026
Rockylinux Esm H88
Important security update for xorg-x11-server-Xwayland on Rocky Linux addresses several vulnerabilities affecting system integrity.
Important: xorg-x11-server-Xwayland security, bug fix, and enhancement update

Summary

An update is available for xorg-x11-server-Xwayland. 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 use-after-free xorg-x11-server-xwayland rockylinux

RPMs

xorg-x11-server-Xwayland-0:21.1.3-20.el8_10.2.aarch64.rpm

xorg-x11-server-Xwayland-0:21.1.3-20.el8_10.2.src.rpm

xorg-x11-server-Xwayland-0:21.1.3-20.el8_10.2.x86_64.rpm

xorg-x11-server-Xwayland-debuginfo-0:21.1.3-20.el8_10.2.aarch64.rpm

xorg-x11-server-Xwayland-debuginfo-0:21.1.3-20.el8_10.2.x86_64.rpm

xorg-x11-server-Xwayland-debugsource-0:21.1.3-20.el8_10.2.aarch64.rpm

xorg-x11-server-Xwayland-debugsource-0:21.1.3-20.el8_10.2.x86_64.rpm

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-2026:26562
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 use-after-free xorg-x11-server-xwayland rockylinux

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here