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A flaw was found in the way NSS handled CCS (ChangeCipherSpec) messages in TLS 1.3. This flaw allows a remote attacker to send multiple CCS messages, causing a denial of service for servers compiled with the NSS library. The highest threat from this vulnerability is to system availability. This flaw affects NSS versions before 3.58.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade nss-util-develUpgrade nss-softokn-freeblUpgrade nss-softokn-freebl-develUpgrade nss-toolsUpgrade nsprUpgrade nss-develUpgrade nss-softoknUpgrade nss-softokn-develUpgrade nss-sysinitUpgrade nssUpgrade nspr-develUpgrade nss-util | May 4, 2022 | Oct 20, 2020 |
| Alpine Linux | — | Upgrade nss | Aug 22, 2024 | Oct 20, 2020 |
| Amazon Linux Ami 2 | — | Upgrade nss-pkcs11-develUpgrade nss-develUpgrade nssUpgrade nss-toolsUpgrade nss-sysinitUpgrade nss-debuginfo | Jun 24, 2021 | Oct 20, 2020 |
| Amazon_linux | — | Upgrade nss | Jul 13, 2021 | Oct 20, 2020 |
| Centos_linux | — | Upgrade nss-util-debuginfoUpgrade nssUpgrade nss-softokn-freebl-develUpgrade nss-utilUpgrade nss-sysinit-debuginfoUpgrade nspr-debuginfoUpgrade nss-develUpgrade nss-softokn-debuginfoUpgrade nss-softokn-freebl-debuginfoUpgrade nss-tools-debuginfoUpgrade nsprUpgrade nss-debugsourceUpgrade nspr-debugsourceUpgrade nss-softoknUpgrade nss-sysinitUpgrade nss-softokn-freeblUpgrade nss-toolsUpgrade nss-util-develUpgrade nspr-develUpgrade nss-softokn-develUpgrade nss-debuginfoUpgrade nss-pkcs11-devel | Jun 1, 2021 | Oct 20, 2020 |
| Debian | — | Upgrade nss | Oct 30, 2023 | Oct 20, 2020 |
| Gentoo Linux | — | Upgrade dev-libs/nss. | May 28, 2021 | Oct 20, 2020 |
| Huawei Euleros 2_0_sp2 | — | Upgrade nss-develUpgrade nss-sysinitUpgrade nss-toolsUpgrade nss | Feb 22, 2021 | Oct 20, 2020 |
| Huawei Euleros 2_0_sp3 | — | Upgrade nss-develUpgrade nssUpgrade nss-toolsUpgrade nss-sysinit | Jan 20, 2021 | Oct 20, 2020 |
| Huawei Euleros 2_0_sp5 | — | Upgrade nss-sysinitUpgrade nss-toolsUpgrade nss-develUpgrade nss | Dec 16, 2020 | Oct 20, 2020 |
| Huawei Euleros 2_0_sp8 | — | Upgrade nssUpgrade nss-sysinitUpgrade nss-develUpgrade nss-tools | Nov 26, 2020 | Oct 20, 2020 |
| Huawei Euleros 2_0_sp9 | — | Upgrade nssUpgrade nss-utilUpgrade nss-softokn | Dec 1, 2020 | Oct 20, 2020 |
| Oracle_linux | — | Upgrade nss-toolsUpgrade nssUpgrade nss-util-develUpgrade nss-softokn-develUpgrade nss-softoknUpgrade nss-sysinitUpgrade nss-utilUpgrade nss-develUpgrade nss-softokn-freebl-develUpgrade nss-pkcs11-develUpgrade nss-softokn-freeblUpgrade nsprUpgrade nspr-devel | Apr 29, 2021 | Oct 19, 2020 |
| Redhat_linux | — | Upgrade nss-utilNo solution existsUpgrade nss-sysinitUpgrade nss-toolsUpgrade nss-softokn-freebl-debuginfoUpgrade nssUpgrade nss-softokn-debuginfoUpgrade nss-pkcs11-develUpgrade nss-develUpgrade nspr-debuginfoUpgrade nss-sysinit-debuginfoUpgrade nss-util-debuginfoUpgrade nsprUpgrade nss-debugsourceUpgrade nspr-develUpgrade nss-softokn-freeblUpgrade nss-softokn-freebl-develUpgrade nspr-debugsourceUpgrade nss-tools-debuginfoUpgrade nss-util-develUpgrade nss-softoknUpgrade nss-softokn-develUpgrade nss-debuginfo | Apr 28, 2021 | Oct 20, 2020 |
| Rocky_linux | — | Upgrade nss-softokn-debuginfoUpgrade nss-softokn-freebl-develUpgrade nss-develUpgrade nss-tools-debuginfoUpgrade nspr-debuginfoUpgrade nss-softokn-freebl-debuginfoUpgrade nss-sysinit-debuginfoUpgrade nspr-debugsourceUpgrade nss-util-debuginfoUpgrade nss-debugsourceUpgrade nssUpgrade nsprUpgrade nss-softokn-freeblUpgrade nss-debuginfoUpgrade nss-utilUpgrade nss-softokn-develUpgrade nss-util-develUpgrade nss-toolsUpgrade nspr-develUpgrade nss-softoknUpgrade nss-sysinit | May 5, 2022 | Oct 20, 2020 |
| Suse | — | Upgrade libsoftokn3Upgrade mozilla-nss-develUpgrade mozilla-nspr-develUpgrade mozilla-nss-toolsUpgrade libsoftokn3-hmac-32bitUpgrade libfreebl3-32bitUpgrade libsoftokn3-32bitUpgrade mozilla-nss-32bitUpgrade libfreebl3-hmac-32bitUpgrade libsoftokn3-hmacUpgrade mozilla-nss-sysinitUpgrade mozilla-nss-certs-32bitUpgrade mozilla-nss-certsUpgrade mozilla-nss-sysinit-32bitUpgrade libfreebl3-hmacUpgrade mozilla-nssUpgrade mozilla-nsprUpgrade mozilla-nspr-32bitUpgrade libfreebl3 | Sep 17, 2021 | Oct 20, 2020 |
| Ubuntu | — | Upgrade libnss3 | May 11, 2022 | Oct 20, 2020 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Oct 20, 2020 |
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