When using Alt-Svc, ALPN did not properly validate certificates when the original server is redirecting to an insecure site. This vulnerability affects Firefox < 134, Firefox ESR < 128.6, Thunderbird < 134, and Thunderbird < 128.6.
The product does not validate, or incorrectly validates, a certificate.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Red Hat Enterprise Linux 7 Extended Lifecycle Support | RedHat | firefox-0:128.6.0-1.el7_9 | * |
| Red Hat Enterprise Linux 8 | RedHat | firefox-0:128.6.0-1.el8_10 | * |
| Red Hat Enterprise Linux 8 | RedHat | thunderbird-0:128.6.0-3.el8_10 | * |
| Red Hat Enterprise Linux 8.2 Advanced Update Support | RedHat | firefox-0:128.6.0-1.el8_2 | * |
| Red Hat Enterprise Linux 8.2 Advanced Update Support | RedHat | thunderbird-0:128.6.0-3.el8_2 | * |
| Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support | RedHat | firefox-0:128.6.0-1.el8_4 | * |
| Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support | RedHat | thunderbird-0:128.6.0-3.el8_4 | * |
| Red Hat Enterprise Linux 8.4 Telecommunications Update Service | RedHat | firefox-0:128.6.0-1.el8_4 | * |
| Red Hat Enterprise Linux 8.4 Telecommunications Update Service | RedHat | thunderbird-0:128.6.0-3.el8_4 | * |
| Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions | RedHat | firefox-0:128.6.0-1.el8_4 | * |
| Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions | RedHat | thunderbird-0:128.6.0-3.el8_4 | * |
| Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support | RedHat | firefox-0:128.6.0-1.el8_6 | * |
| Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support | RedHat | thunderbird-0:128.6.0-3.el8_6 | * |
| Red Hat Enterprise Linux 8.6 Telecommunications Update Service | RedHat | firefox-0:128.6.0-1.el8_6 | * |
| Red Hat Enterprise Linux 8.6 Telecommunications Update Service | RedHat | thunderbird-0:128.6.0-3.el8_6 | * |
| Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions | RedHat | firefox-0:128.6.0-1.el8_6 | * |
| Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions | RedHat | thunderbird-0:128.6.0-3.el8_6 | * |
| Red Hat Enterprise Linux 8.8 Extended Update Support | RedHat | firefox-0:128.6.0-1.el8_8 | * |
| Red Hat Enterprise Linux 8.8 Extended Update Support | RedHat | thunderbird-0:128.6.0-3.el8_8 | * |
| Red Hat Enterprise Linux 9 | RedHat | firefox-0:128.6.0-1.el9_5 | * |
| Red Hat Enterprise Linux 9 | RedHat | thunderbird-0:128.6.0-3.el9_5 | * |
| Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions | RedHat | firefox-0:128.6.0-1.el9_0 | * |
| Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions | RedHat | thunderbird-0:128.6.0-3.el9_0 | * |
| Red Hat Enterprise Linux 9.2 Extended Update Support | RedHat | firefox-0:128.6.0-1.el9_2 | * |
| Red Hat Enterprise Linux 9.2 Extended Update Support | RedHat | thunderbird-0:128.6.0-3.el9_2 | * |
| Red Hat Enterprise Linux 9.4 Extended Update Support | RedHat | firefox-0:128.6.0-1.el9_4 | * |
| Red Hat Enterprise Linux 9.4 Extended Update Support | RedHat | thunderbird-0:128.6.0-3.el9_4 | * |
| Firefox | Ubuntu | focal | * |
| Mozjs102 | Ubuntu | esm-apps/noble | * |
| Mozjs102 | Ubuntu | jammy | * |
| Mozjs102 | Ubuntu | noble | * |
| Mozjs115 | Ubuntu | devel | * |
| Mozjs115 | Ubuntu | noble | * |
| Mozjs115 | Ubuntu | oracular | * |
| Mozjs52 | Ubuntu | esm-infra/bionic | * |
| Mozjs52 | Ubuntu | focal | * |
| Mozjs68 | Ubuntu | focal | * |
| Mozjs78 | Ubuntu | jammy | * |
| Mozjs91 | Ubuntu | jammy | * |