A vulnerability exists where it possible to force Network Security Services (NSS) to sign CertificateVerify with PKCS#1 v1.5 signatures when those are the only ones advertised by server in CertificateRequest in TLS 1.3. PKCS#1 v1.5 signatures should not be used for TLS 1.3 messages. This vulnerability affects Firefox < 68.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade nss-util-debuginfoUpgrade nss-softokn-debuginfoUpgrade nss-pkcs11-develUpgrade nspr-debuginfoUpgrade nss-softokn-freebl-develUpgrade nss-debuginfoUpgrade nss-softoknUpgrade nss-sysinitUpgrade nss-softokn-freeblUpgrade nss-util-develUpgrade nspr-develUpgrade nssUpgrade nss-toolsUpgrade nss-softokn-develUpgrade nss-develUpgrade nsprUpgrade nss-util | Nov 12, 2020 | Jul 23, 2019 |
| Amazon_linux | — | Upgrade nsprUpgrade nss-softoknUpgrade nss-util | Jul 13, 2021 | Jul 9, 2019 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Jul 23, 2019 |
| Centos_linux | — | Upgrade nss-util-develUpgrade nss-softokn-freebl-debuginfoUpgrade nss-debuginfoUpgrade nss-softokn-freeblUpgrade nss-tools-debuginfoUpgrade nspr-develUpgrade nss-sysinitUpgrade nss-toolsUpgrade nss-debugsourceUpgrade nspr-debugsourceUpgrade nss-softokn-develUpgrade nss-softoknUpgrade nsprUpgrade nssUpgrade nss-develUpgrade nss-softokn-debuginfoUpgrade nspr-debuginfoUpgrade nss-pkcs11-develUpgrade nss-utilUpgrade nss-util-debuginfoUpgrade nss-softokn-freebl-develUpgrade nss-sysinit-debuginfo | Aug 28, 2019 | Jul 23, 2019 |
| Debian | — | Upgrade nss | Jul 30, 2024 | Jul 23, 2019 |
| Freebsd | — | Upgrade thunderbirdUpgrade seamonkeyUpgrade libxulUpgrade firefoxUpgrade firefox-esrUpgrade linux-seamonkeyUpgrade waterfoxUpgrade linux-firefoxUpgrade linux-thunderbird | Jul 11, 2019 | Jul 9, 2019 |
| Gentoo Linux | — | Upgrade www-client/firefox.Upgrade www-client/firefox-bin. | Aug 16, 2019 | Jul 23, 2019 |
| Mfsa2019 21 | — | Upgrade to Mozilla Firefox version 68.0Upgrade to the latest version of Mozilla Firefox | Jul 10, 2019 | Jul 9, 2019 |
| Mozilla Thunderbird | — | Upgrade to Mozilla Thunderbird version 68.0Upgrade to the latest version of Mozilla Thunderbird | Sep 11, 2019 | Jul 23, 2019 |
| Nutanix Ahv | — | Upgrade Nutanix AHV to the latest version | Jun 5, 2026 | Sep 19, 2022 |
| Oracle Solaris | — | Upgrade library/security/nss to version 4.45-11.4.13.0.1.2.0 on Solaris 11.4 | Sep 17, 2019 | Jul 23, 2019 |
| Oracle_linux | — | Upgrade nss-softokn-freebl-develUpgrade nss-pkcs11-develUpgrade nss-develUpgrade nss-utilUpgrade nss-sysinitUpgrade nss-toolsUpgrade nss-softokn-freeblUpgrade nss-softokn-develUpgrade nspr-develUpgrade nss-softoknUpgrade nsprUpgrade nss-util-develUpgrade nss | Oct 9, 2020 | Jul 9, 2019 |
| Redhat_linux | — | Upgrade nss-softoknUpgrade nspr-debugsourceUpgrade nss-toolsUpgrade nss-sysinitUpgrade nspr-develUpgrade nss-debuginfoUpgrade nss-util-debuginfoUpgrade nss-util-develUpgrade nssNo solution existsUpgrade nss-tools-debuginfoUpgrade nss-utilUpgrade nss-softokn-freebl-debuginfoUpgrade nss-softokn-freebl-develUpgrade nss-sysinit-debuginfoUpgrade nss-develUpgrade nss-softokn-freeblUpgrade nss-pkcs11-develUpgrade nss-debugsourceUpgrade nss-softokn-develUpgrade nss-softokn-debuginfoUpgrade nspr-debuginfoUpgrade nspr | Jul 31, 2019 | Jul 23, 2019 |
| Suse | — | Upgrade firefox-libgdk_pixbuf-2_0-0Upgrade firefox-libffi4Upgrade mozilla-nss-certs-32bitUpgrade MozillaFirefox-translations-commonUpgrade mozilla-nss-toolsUpgrade firefox-gtk3-immodule-amharicUpgrade firefox-gtk3-immodule-vietnameseUpgrade libsoftokn3Upgrade firefox-gtk3-langUpgrade mozilla-nss-develUpgrade mozilla-nspr-develUpgrade MozillaFirefox-translations-otherUpgrade libsoftokn3-32bitUpgrade MozillaThunderbird-translations-otherUpgrade MozillaThunderbird-translations-commonUpgrade libfirefox-gthread-2_0-0Upgrade libfirefox-glib-2_0-0Upgrade mozilla-nss-32bitUpgrade firefox-glib2-toolsUpgrade firefox-libpango-1_0-0Upgrade enigmailUpgrade firefox-gtk3-dataUpgrade firefox-libatk-1_0-0Upgrade MozillaFirefoxUpgrade firefox-gtk3-immodule-ximUpgrade mozillafirefox-buildsymbolsUpgrade firefox-libcairo2Upgrade mozilla-nsprUpgrade firefox-atk-langUpgrade MozillaFirefox-develUpgrade firefox-gdk-pixbuf-query-loadersUpgrade firefox-gio-branding-upstreamUpgrade firefox-gtk3-branding-upstreamUpgrade firefox-gdk-pixbuf-thumbnailerUpgrade firefox-gtk3-immodule-thaiUpgrade firefox-libharfbuzz0Upgrade firefox-libcairo-gobject2Upgrade libfreebl3-32bitUpgrade libfirefox-gobject-2_0-0Upgrade libfreebl3Upgrade mozilla-nspr-32bitUpgrade MozillaFirefox-branding-SLEDUpgrade firefox-glib2-langUpgrade firefox-gdk-pixbuf-langUpgrade firefox-gtk3-immodules-tigrignaUpgrade firefox-libgtk-3-0Upgrade mozillafirefox-branding-sleUpgrade libfirefox-gmodule-2_0-0Upgrade mozilla-nssUpgrade mozillafirefox-branding-upstreamUpgrade firefox-gtk3-immodule-multipressUpgrade firefox-gtk3-immodule-inuktitutUpgrade mozilla-nss-certsUpgrade MozillaThunderbirdUpgrade firefox-gtk3-toolsUpgrade firefox-libffi7Upgrade MozillaThunderbird-buildsymbolsUpgrade libfirefox-gio-2_0-0 | Oct 8, 2019 | Jul 9, 2019 |
| Ubuntu | — | Upgrade libnss3Upgrade firefox | Jul 13, 2019 | Jul 9, 2019 |
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