Debian/firefox-esr: medium 4
When using Alt-Svc, ALPN did not properly validate certificates when the original server is redirecting to an insecure site. This vulnerability was fixed in Firefox 134, Firefox ESR 128.6, Thunderbird
Action: Upgrade firefox-esr to 128.6.0esr-1~deb12u1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 128.6.0esr-1~deb12u1 | - |
Fixed versions
| 128.6.0esr-1~deb12u1 |
Sources
published · modified · JSON