Linux · Security advisory · August 26, 2025
RHSA-2025:14640: thunderbird security update
RHSA-2025:14640, released August 26, 2025, fixes 5 CVEs in thunderbird (version 0:128.14.0-3.el9_6). None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
5
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0061
49th percentile
Priority of the 5 CVEs
Patch now 0
Urgent 0
High 5
Routine 0
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| thunderbird | RHEL 9 | 0:128.14.0-3.el9_6 |
CVEs this fix closes
| Priority | CVE | Title | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| High | CVE-2025-9179 | Sandbox escape due to invalid pointer in the Audio/Video: GMP component | 9.8 | 0.0061 | None reported | |
| High | CVE-2025-9185 | Memory safety bugs fixed in Firefox ESR 115.27, Firefox ESR 128.14, Thunderbird ESR 128.14, Firefox ESR 140.2, Thunderbird ESR 140.2, Firefox 142 and Thunderbird 142 | 8.1 | 0.0051 | None reported | |
| High | CVE-2025-9182 | Denial-of-service due to out-of-memory in the Graphics: WebRender component | 7.5 | 0.0041 | None reported | |
| High | CVE-2025-9181 | Uninitialized memory in the JavaScript Engine component | 7.5 | 0.0039 | None reported | |
| High | CVE-2025-9180 | Same-origin policy bypass in the Graphics: Canvas2D component | 8.1 | 0.0027 | None reported |
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