nghttp2 is an implementation of the Hypertext Transfer Protocol version 2 in C. The nghttp2 library prior to version 1.61.0 keeps reading the unbounded number of HTTP/2 CONTINUATION frames even after a stream is reset to keep HPACK context in sync. This causes excessive CPU usage to decode HPACK stream. nghttp2 v1.61.0 mitigates this vulnerability by limiting the number of CONTINUATION frames it accepts per stream. There is no workaround for this vulnerability.
CVSS Details
- CVSS 3.1 Base Score: 5.3
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade libnghttp2Upgrade npmUpgrade nodejsUpgrade nghttp2Upgrade nodejs-libsUpgrade nodejs-packaging-bundlerUpgrade libnghttp2-develUpgrade nodejs-docsUpgrade nodejs-packagingUpgrade nodejs-full-i18nUpgrade nodejs-develUpgrade nodejs-nodemon | May 13, 2024 | Apr 4, 2024 |
| Amazon Linux Ami 2 | — | Upgrade libnghttp2Upgrade nghttp2-debuginfoUpgrade nghttp2Upgrade libnghttp2-devel | May 1, 2024 | Apr 4, 2024 |
| Amazon_linux | — | Upgrade nghttp2 | May 14, 2024 | Apr 4, 2024 |
| Amazon_linux_2023 | — | Upgrade nodejs-debugsourceUpgrade nodejs-libs-debuginfoUpgrade nodejs-debuginfoUpgrade nodejs20-docsUpgrade nodejs20-npmUpgrade nodejs20-libsUpgrade nodejs-develUpgrade nghttp2-debugsourceUpgrade nodejs20-develUpgrade v8-11.3-develUpgrade nodejs-npmUpgrade nodejs-docsUpgrade nodejs-full-i18nUpgrade nodejs20-full-i18nUpgrade nodejs20-debugsourceUpgrade nodejsUpgrade v8-10.2-develUpgrade nodejs20-libs-debuginfoUpgrade nghttp2-debuginfoUpgrade nodejs20-debuginfoUpgrade libnghttp2-debuginfoUpgrade nodejs20Upgrade nghttp2Upgrade libnghttp2-develUpgrade nodejs-libsUpgrade libnghttp2 | Feb 17, 2025 | Apr 3, 2024 |
| Debian | — | Upgrade nghttp2 | May 2, 2024 | Apr 4, 2024 |
| Dell Powerstore Dsa2024398 | — | Upgrade Dell PowerStoreOS to the latest version | Oct 23, 2025 | Sep 17, 2024 |
| Dell Powerstore Dsa2024408 | — | Upgrade Dell PowerStoreOS to the latest version | Jan 13, 2026 | Sep 26, 2024 |
| Dell Powerstore Dsa2024432 | — | Upgrade Dell PowerStoreOS to the latest version | Oct 23, 2025 | Oct 29, 2024 |
| Gentoo Linux | — | Upgrade net-libs/nghttp2. | Aug 8, 2024 | Apr 4, 2024 |
| Huawei Euleros 2_0_sp10 | — | Upgrade libnghttp2 | Jul 16, 2024 | Apr 4, 2024 |
| Huawei Euleros 2_0_sp11 | — | Upgrade libnghttp2 | Jun 26, 2024 | Apr 4, 2024 |
| Huawei Euleros 2_0_sp12 | — | Upgrade libnghttp2 | Oct 8, 2024 | Apr 4, 2024 |
| Huawei Euleros 2_0_sp8 | — | Upgrade libnghttp2 | Jul 23, 2024 | Apr 4, 2024 |
| Huawei Euleros 2_0_sp9 | — | Upgrade libnghttp2 | Jul 17, 2024 | Apr 4, 2024 |
| Oracle_linux | — | Upgrade nodejsUpgrade nghttp2Upgrade nodejs-nodemonUpgrade nodejs-packagingUpgrade nodejs-libsUpgrade nodejs-full-i18nUpgrade nodejs-docsUpgrade libnghttp2Upgrade nodejs-packaging-bundlerUpgrade nodejs-develUpgrade libnghttp2-develUpgrade npm | May 9, 2024 | Apr 3, 2024 |
| Redhat_linux | — | Upgrade libnghttp2-develUpgrade nodejs-full-i18nUpgrade nghttp2Upgrade npmUpgrade nghttp2-debugsourceUpgrade nodejs-nodemonUpgrade nodejs-libsUpgrade nodejs-libs-debuginfoNo solution existsUpgrade nodejs-develUpgrade nodejsUpgrade nodejs-debugsourceUpgrade nodejs-packagingUpgrade libnghttp2-debuginfoUpgrade nghttp2-debuginfoUpgrade nodejs-debuginfoUpgrade libnghttp2Upgrade nodejs-docsUpgrade nodejs-packaging-bundler | May 13, 2024 | Apr 4, 2024 |
| Rocky_linux | — | Upgrade npmUpgrade nodejs-libsUpgrade nghttp2Upgrade nodejsUpgrade nodejs-debuginfoUpgrade nghttp2-debugsourceUpgrade nodejs-full-i18nUpgrade libnghttp2-develUpgrade nghttp2-debuginfoUpgrade libnghttp2-debuginfoUpgrade libnghttp2Upgrade nodejs-develUpgrade nodejs-libs-debuginfoUpgrade nodejs-debugsource | May 13, 2024 | Apr 4, 2024 |
| Suse | — | Upgrade libnghttp2-develUpgrade libnghttp2_asio1-32bitUpgrade python3-nghttp2Upgrade libnghttp2_asio1Upgrade libnghttp2-14-32bitUpgrade libnghttp2-14Upgrade libnghttp2_asio-develUpgrade nghttp2 | Apr 9, 2024 | Apr 4, 2024 |
| Ubuntu | — | Upgrade nghttp2 (Ubuntu Pro)Upgrade libnghttp2-14Upgrade nghttp2-serverUpgrade nghttp2-client (Ubuntu Pro)Upgrade nghttp2-server (Ubuntu Pro)Upgrade nghttp2-clientUpgrade nghttp2-proxy (Ubuntu Pro)Upgrade nghttp2-proxyUpgrade libnghttp2-14 (Ubuntu Pro)Upgrade nghttp2 | Apr 26, 2024 | Apr 4, 2024 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Apr 4, 2024 |
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