Linux · Security advisory · October 26, 2025
DSA-6040-1: thunderbird security update
DSA-6040-1, released October 26, 2025, fixes 1 CVE in thunderbird. 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
0.0051
43rd percentile
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| thunderbird | Debian 12.15 (bookworm) | 1:140.4.0esr-1~deb12u1 |
| thunderbird | Debian 13.5 (trixie) | 1:140.4.0esr-1~deb13u1 |
CVEs this fix closes
| Priority | CVE | Title | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| High | CVE-2025-11708 | Use-after-free in MediaTrackGraphImpl::GetInstance() | 9.8 | 0.0051 | None reported |
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