A flaw was found in c-ares library, where a missing input validation check of host names returned by DNS (Domain Name Servers) can lead to output of wrong hostnames which might potentially lead to Domain Hijacking. The highest threat from this vulnerability is to confidentiality and integrity as well as system availability.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade nodejs-packagingUpgrade nodejs-full-i18nUpgrade c-ares-develUpgrade nodejsUpgrade nodejs-nodemonUpgrade c-aresUpgrade npmUpgrade nodejs-develUpgrade nodejs-docs | May 4, 2022 | Nov 23, 2021 |
| Alpine Linux | — | Upgrade nodejs-currentUpgrade nodejsUpgrade c-ares | Mar 26, 2024 | Nov 23, 2021 |
| Amazon Linux Ami 2 | — | Upgrade c-aresUpgrade c-ares-debuginfoUpgrade c-ares-devel | Jan 10, 2024 | Nov 23, 2021 |
| Amazon_linux | — | Upgrade c-ares | Nov 5, 2021 | Aug 10, 2021 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Nov 23, 2021 |
| Centos_linux | — | Upgrade c-aresUpgrade nodejs-nodemonUpgrade nodejs-docsUpgrade nodejs-full-i18nUpgrade npmUpgrade nodejs-develUpgrade nodejs-debugsourceUpgrade nodejs-debuginfoUpgrade nodejs-packagingUpgrade c-ares-develUpgrade nodejsUpgrade c-ares-debuginfoUpgrade c-ares-debugsource | Sep 22, 2021 | Sep 21, 2021 |
| Debian | — | Upgrade c-ares | Aug 12, 2021 | Aug 12, 2021 |
| F5 Big Ip | — | Update F5 BIG-IP to the latest version | Jun 17, 2026 | Oct 15, 2021 |
| Freebsd | — | Upgrade py39-pycares | Apr 14, 2023 | Apr 9, 2023 |
| Gentoo Linux | — | Upgrade net-libs/nodejs.Upgrade net-dns/c-ares. | Jan 8, 2024 | Nov 23, 2021 |
| Huawei Euleros 2_0_sp3 | — | Upgrade c-aresUpgrade c-ares-devel | Oct 26, 2021 | Oct 25, 2021 |
| Huawei Euleros 2_0_sp5 | — | Upgrade c-aresUpgrade c-ares-devel | Nov 12, 2021 | Oct 25, 2021 |
| Huawei Euleros 2_0_sp8 | — | Upgrade c-ares-develUpgrade c-ares | Nov 2, 2021 | Oct 25, 2021 |
| Huawei Euleros 2_0_sp9 | — | Upgrade c-ares | Nov 12, 2021 | Oct 25, 2021 |
| Oracle Solaris | — | Upgrade library/libcares to version 1.17.2-11.4.37.0.1.101.1 on Solaris 11.4 | Oct 12, 2021 | Oct 12, 2021 |
| Oracle_linux | — | Upgrade nodejs-packagingUpgrade nodejs-nodemonUpgrade nodejs-full-i18nUpgrade npmUpgrade nodejs-develUpgrade nodejs-docsUpgrade nodejsUpgrade c-aresUpgrade c-ares-devel | Sep 23, 2021 | Aug 10, 2021 |
| Redhat_linux | — | Upgrade c-aresUpgrade nodejsUpgrade nodejs-debuginfoUpgrade nodejs-develUpgrade nodejs-debugsourceUpgrade nodejs-docsUpgrade npmUpgrade nodejs-nodemonUpgrade c-ares-develNo solution existsUpgrade nodejs-full-i18nUpgrade c-ares-debuginfoUpgrade c-ares-debugsourceUpgrade nodejs-packaging | Sep 22, 2021 | Sep 21, 2021 |
| Rocky_linux | — | Upgrade npmUpgrade c-ares-develUpgrade nodejs-debugsourceUpgrade nodejs-full-i18nUpgrade c-ares-debuginfoUpgrade c-ares-debugsourceUpgrade c-aresUpgrade nodejs-debuginfoUpgrade nodejs-develUpgrade nodejs | May 11, 2022 | Nov 23, 2021 |
| Suse | — | Upgrade nodejs10-develUpgrade nodejs14Upgrade npm10Upgrade c-ares-utilsUpgrade libcares2Upgrade nodejs14-docsUpgrade libcares-develUpgrade npm12Upgrade c-ares-develUpgrade libcares2-32bitUpgrade nodejs12-docsUpgrade nodejs12-develUpgrade nodejs14-develUpgrade nodejs10-docsUpgrade npm14Upgrade nodejs10Upgrade nodejs12 | Aug 11, 2021 | Aug 10, 2021 |
| Ubuntu | — | Upgrade libc-ares2 (Ubuntu Pro)Upgrade libc-ares2 | Aug 11, 2021 | Aug 10, 2021 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Nov 23, 2021 |
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