The DNS stub resolver in the GNU C Library (aka glibc or libc6) before version 2.26, when EDNS support is enabled, will solicit large UDP responses from name servers, potentially simplifying off-path DNS spoofing attacks due to IP fragmentation.
CVSS Details
- CVSS 3.0 Base Score: 5.9
- CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon_linux | — | amazon-linux-upgrade-glibc | May 11, 2018 | Aug 1, 2017 |
| Centos_linux | — | centos-upgrade-glibccentos-upgrade-glibc-commoncentos-upgrade-glibc-debuginfocentos-upgrade-glibc-debuginfo-commoncentos-upgrade-glibc-develcentos-upgrade-glibc-headerscentos-upgrade-glibc-staticcentos-upgrade-glibc-utilscentos-upgrade-nscd | Aug 28, 2019 | Aug 1, 2017 |
| Debian | debian-upgrade-glibc | Jul 30, 2024 | Aug 1, 2017 | |
| Huawei Euleros 2_0_sp2 | huawei-euleros-2_0_sp2-upgrade-glibchuawei-euleros-2_0_sp2-upgrade-glibc-commonhuawei-euleros-2_0_sp2-upgrade-glibc-develhuawei-euleros-2_0_sp2-upgrade-glibc-headershuawei-euleros-2_0_sp2-upgrade-glibc-statichuawei-euleros-2_0_sp2-upgrade-glibc-utilshuawei-euleros-2_0_sp2-upgrade-nscd | Sep 12, 2019 | Aug 1, 2017 | |
| Huawei Euleros 2_0_sp3 | huawei-euleros-2_0_sp3-upgrade-glibchuawei-euleros-2_0_sp3-upgrade-glibc-commonhuawei-euleros-2_0_sp3-upgrade-glibc-develhuawei-euleros-2_0_sp3-upgrade-glibc-headershuawei-euleros-2_0_sp3-upgrade-glibc-statichuawei-euleros-2_0_sp3-upgrade-glibc-utilshuawei-euleros-2_0_sp3-upgrade-nscd | Sep 25, 2019 | Aug 1, 2017 | |
| Oracle_linux | — | oracle-linux-upgrade-glibcoracle-linux-upgrade-glibc-commonoracle-linux-upgrade-glibc-develoracle-linux-upgrade-glibc-headersoracle-linux-upgrade-glibc-staticoracle-linux-upgrade-glibc-utilsoracle-linux-upgrade-nscd | Apr 19, 2018 | Apr 7, 2017 |
| Redhat_linux | — | redhat-upgrade-glibcredhat-upgrade-glibc-commonredhat-upgrade-glibc-debuginforedhat-upgrade-glibc-debuginfo-commonredhat-upgrade-glibc-develredhat-upgrade-glibc-headersredhat-upgrade-glibc-staticredhat-upgrade-glibc-utilsredhat-upgrade-nscd | Apr 11, 2018 | Aug 1, 2017 |
| Suse | — | suse-upgrade-glibcsuse-upgrade-glibc-32bitsuse-upgrade-glibc-develsuse-upgrade-glibc-devel-32bitsuse-upgrade-glibc-devel-staticsuse-upgrade-glibc-extrasuse-upgrade-glibc-htmlsuse-upgrade-glibc-i18ndatasuse-upgrade-glibc-infosuse-upgrade-glibc-langsuse-upgrade-glibc-localesuse-upgrade-glibc-locale-32bitsuse-upgrade-glibc-locale-basesuse-upgrade-glibc-locale-base-32bitsuse-upgrade-glibc-locale-x86suse-upgrade-glibc-profilesuse-upgrade-glibc-profile-32bitsuse-upgrade-glibc-profile-x86suse-upgrade-glibc-utilssuse-upgrade-glibc-x86suse-upgrade-nscd | Feb 16, 2018 | Aug 1, 2017 |
| Ubuntu | ubuntu-pro-upgrade-libc6 | Dec 9, 2022 | Aug 1, 2017 | |
| Vmware Photon_os | vmware-photon_os_update_tdnf | Jan 20, 2025 | Aug 1, 2017 |
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