Debian/firefox-esr: medium 5.1
Memory safety bugs present in Firefox 133, Thunderbird 133, Firefox ESR 128.5, and Thunderbird 128.5. Some of these bugs showed evidence of memory corruption and we presume that with enough effort som
Action: Upgrade firefox-esr to 128.6.0esr-1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 128.6.0esr-1 | - |
Fixed versions
| 128.6.0esr-1 |
Sources
- osv: DEBIAN-CVE-2025-0243#Debian:13/firefox-esr
- https://security-tracker.debian.org/tracker/CVE-2025-0243
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