Linux · Security advisory · July 13, 2026
RHSA-2026:38486: Security update for 8 packages
RHSA-2026:38486, released July 13, 2026, fixes 1 CVE across 8 products. None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
1
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0033
26th percentile
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| xorg-x11-server-Xdmx | RHEL 9 | 0:1.20.11-34.el9_8.3 |
| xorg-x11-server-Xephyr | RHEL 9 | 0:1.20.11-34.el9_8.3 |
| xorg-x11-server-Xnest | RHEL 9 | 0:1.20.11-34.el9_8.3 |
| xorg-x11-server-Xorg | RHEL 9 | 0:1.20.11-34.el9_8.3 |
| xorg-x11-server-Xvfb | RHEL 9 | 0:1.20.11-34.el9_8.3 |
| xorg-x11-server-common | RHEL 9 | 0:1.20.11-34.el9_8.3 |
| xorg-x11-server-devel | RHEL 9 | 0:1.20.11-34.el9_8.3 |
| xorg-x11-server-source | RHEL 9 | 0:1.20.11-34.el9_8.3 |
CVEs this fix closes
| Priority | CVE | Title | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| High | CVE-2026-55999 | xorg-x11-server-Xwayland: Local attackers with a X connection able to provide PCX fonts to the X server xorg-server before 21.2.24 and xwaylan... | 7.8 | 0.0033 | None reported |
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