Linux · Security advisory · December 10, 2025
ELSA-2025-23034: Security update for 2 packages
ELSA-2025-23034, released December 10, 2025, fixes 10 CVEs across 2 products. None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
10
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0060
48th percentile
Priority of the 10 CVEs
Patch now 0
Urgent 0
High 10
Routine 0
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| firefox | ol 9 | 0:140.6.0-1.0.1.el9_7 |
| firefox-x11 | ol 9 | 0:140.6.0-1.0.1.el9_7 |
CVEs this fix closes
| Priority | CVE | Title | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| High | CVE-2025-14321 | Use-after-free in the WebRTC: Signaling component | 9.8 | 0.0060 | None reported | |
| High | CVE-2025-14324 | JIT miscompilation in the JavaScript Engine: JIT component | 9.8 | 0.0057 | None reported | |
| High | CVE-2025-14330 | JIT miscompilation in the JavaScript Engine: JIT component | 9.8 | 0.0051 | None reported | |
| High | CVE-2025-14333 | Memory safety bugs fixed in Firefox ESR 140.6, Thunderbird ESR 140.6, Firefox 146 and Thunderbird 146 | 8.1 | 0.0044 | None reported | |
| High | CVE-2025-14323 | Privilege escalation in the DOM: Notifications component | 8.8 | 0.0042 | None reported | |
| High | CVE-2025-14328 | Privilege escalation in the Netmonitor component | 8.8 | 0.0040 | None reported | |
| High | CVE-2025-14329 | Privilege escalation in the Netmonitor component | 8.8 | 0.0040 | None reported | |
| High | CVE-2025-14325 | JIT miscompilation in the JavaScript Engine: JIT component | 7.5 | 0.0034 | None reported | |
| High | CVE-2025-14322 | Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component | 8.0 | 0.0034 | None reported | |
| High | CVE-2025-14331 | Same-origin policy bypass in the Request Handling component | 7.5 | 0.0019 | None reported |
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