Debian/firefox-esr: critical 9.8
Internally found bugs present in Firefox ESR 140.13, Firefox ESR 153.0 and Firefox 153. Some of these bugs showed evidence of memory corruption or another security-relevant defect and we presume that
Action: Upgrade firefox-esr to 140.14.0esr-2 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 140.14.0esr-2 | - |
Fixed versions
| 140.14.0esr-2 |
Sources
- osv: DEBIAN-CVE-2026-74987#Debian:14/firefox-esr
- https://security-tracker.debian.org/tracker/CVE-2026-74987
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