Linux · 
Fedora · Security advisory · June 18, 2026
Fedora · Security advisory · June 18, 2026FEDORA-2026-AD10AFA9CD: Security update for 14 packages
FEDORA-2026-AD10AFA9CD, released June 18, 2026, fixes 4 CVEs across 14 products. None of them is reported as exploited. Patch Radar priority: Urgent.
Urgent
CVEs closed
4
1 rated Critical
Exploited
0
None reported
Highest CVSS
9.1
Base score, 0 to 10
Highest EPSS
0.0049
42nd percentile
Priority of the 4 CVEs
Patch now 0
Urgent 1
High 3
Routine 0
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| tigervnc | Fedora 43 | 1.16.2-4.fc43 |
| tigervnc-debuginfo | Fedora 43 | 1.16.2-4.fc43 |
| tigervnc-debugsource | Fedora 43 | 1.16.2-4.fc43 |
| tigervnc-icons | Fedora 43 | 1.16.2-4.fc43 |
| tigervnc-license | Fedora 43 | 1.16.2-4.fc43 |
| tigervnc-selinux | Fedora 43 | 1.16.2-4.fc43 |
| tigervnc-server-common | Fedora 43 | 1.16.2-4.fc43 |
| tigervnc-server-common-debuginfo | Fedora 43 | 1.16.2-4.fc43 |
| tigervnc-wayland-server | Fedora 43 | 1.16.2-4.fc43 |
| tigervnc-wayland-server-debuginfo | Fedora 43 | 1.16.2-4.fc43 |
| tigervnc-x11-server | Fedora 43 | 1.16.2-4.fc43 |
| tigervnc-x11-server-debuginfo | Fedora 43 | 1.16.2-4.fc43 |
| tigervnc-x11-server-module | Fedora 43 | 1.16.2-4.fc43 |
| tigervnc-x11-server-module-debuginfo | Fedora 43 | 1.16.2-4.fc43 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| Urgent | CVE-2026-34002 | xorg-x11-server: This update for xorg-x11-server fixes the following issues: - CVE-2026-33999: XKB integer underflow in XkbSetCompatM... | 9.1 | 0.0049 | None reported |
| High | CVE-2026-33999 | Xorg: xwayland: x.org x server: denial of service via integer underflow in xkb compatibility map handling | 7.8 | 0.0038 | None reported |
| High | CVE-2026-34001 | xorg-x11-server-common: X.Org is an open-source implementation of the X Window System | 7.8 | 0.0026 | None reported |
| High | CVE-2026-34003 | xorg-x11-server-common: X.Org is an open-source implementation of the X Window System | 7.8 | 0.0025 | None reported |
Showing 1 to 4 of 4
1
Patch Radar data is free to use with attribution. Terms and how to credit it.
Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.