Unrated severityNVD Advisory· Published Apr 4, 2024· Updated Nov 4, 2025
Reading unbounded number of HTTP/2 CONTINUATION frames to cause excessive CPU usage
CVE-2024-28182
Description
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.
Affected products
49- osv-coords48 versionspkg:apk/chainguard/libnghttp2-14pkg:apk/chainguard/nghttp2pkg:apk/chainguard/nghttp2-devpkg:apk/chainguard/nghttp2-docpkg:apk/wolfi/libnghttp2-14pkg:apk/wolfi/nghttp2pkg:apk/wolfi/nghttp2-devpkg:apk/wolfi/nghttp2-docpkg:rpm/almalinux/libnghttp2pkg:rpm/almalinux/libnghttp2-develpkg:rpm/almalinux/nghttp2pkg:rpm/almalinux/nodejspkg:rpm/almalinux/nodejs-develpkg:rpm/almalinux/nodejs-docspkg:rpm/almalinux/nodejs-full-i18npkg:rpm/almalinux/nodejs-libspkg:rpm/almalinux/nodejs-nodemonpkg:rpm/almalinux/nodejs-packagingpkg:rpm/almalinux/nodejs-packaging-bundlerpkg:rpm/almalinux/npmpkg:rpm/opensuse/nghttp2&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/nghttp2&distro=openSUSE%20Leap%20Micro%205.3pkg:rpm/opensuse/nghttp2&distro=openSUSE%20Leap%20Micro%205.4pkg:rpm/opensuse/nghttp2&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/nghttp2-python&distro=openSUSE%20Leap%2015.5pkg:rpm/suse/nghttp2&distro=SUSE%20Enterprise%20Storage%207.1pkg:rpm/suse/nghttp2&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSSpkg:rpm/suse/nghttp2&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-LTSSpkg:rpm/suse/nghttp2&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/nghttp2&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/nghttp2&distro=SUSE%20Linux%20Enterprise%20Micro%205.1pkg:rpm/suse/nghttp2&distro=SUSE%20Linux%20Enterprise%20Micro%205.2pkg:rpm/suse/nghttp2&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/nghttp2&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg:rpm/suse/nghttp2&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/nghttp2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5pkg:rpm/suse/nghttp2&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/nghttp2&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSSpkg:rpm/suse/nghttp2&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/nghttp2&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/nghttp2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/nghttp2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2pkg:rpm/suse/nghttp2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3pkg:rpm/suse/nghttp2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/nghttp2&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/nghttp2&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/nghttp2&distro=SUSE%20Manager%20Proxy%204.3pkg:rpm/suse/nghttp2&distro=SUSE%20Manager%20Server%204.3
< 1.61.0-r0+ 47 more
- (no CPE)range: < 1.61.0-r0
- (no CPE)range: < 1.61.0-r0
- (no CPE)range: < 1.61.0-r0
- (no CPE)range: < 1.61.0-r0
- (no CPE)range: < 1.61.0-r0
- (no CPE)range: < 1.61.0-r0
- (no CPE)range: < 1.61.0-r0
- (no CPE)range: < 1.61.0-r0
- (no CPE)range: < 1.43.0-5.el9_4.3
- (no CPE)range: < 1.43.0-5.el9_4.3
- (no CPE)range: < 1.43.0-5.el9_4.3
- (no CPE)range: < 1:20.12.2-2.module_el8.9.0+3827+11b91f3e
- (no CPE)range: < 1:20.12.2-2.module_el8.9.0+3827+11b91f3e
- (no CPE)range: < 1:20.12.2-2.module_el8.9.0+3827+11b91f3e
- (no CPE)range: < 1:20.12.2-2.module_el8.9.0+3827+11b91f3e
- (no CPE)range: < 1:16.20.2-8.el9_4
- (no CPE)range: < 3.0.1-1.module_el8.9.0+3731+490e3ce5
- (no CPE)range: < 2021.06-4.module_el8.9.0+3684+11b9e959
- (no CPE)range: < 2021.06-4.module_el8.9.0+3684+11b9e959
- (no CPE)range: < 1:10.5.0-1.20.12.2.2.module_el8.9.0+3827+11b91f3e
- (no CPE)range: < 1.40.0-150200.17.1
- (no CPE)range: < 1.40.0-150200.17.1
- (no CPE)range: < 1.40.0-150200.17.1
- (no CPE)range: < 1.61.0-1.1
- (no CPE)range: < 1.40.0-150200.17.1
- (no CPE)range: < 1.40.0-150200.17.1
- (no CPE)range: < 1.40.0-150200.17.1
- (no CPE)range: < 1.40.0-150200.17.1
- (no CPE)range: < 1.40.0-150200.17.1
- (no CPE)range: < 1.40.0-150200.17.1
- (no CPE)range: < 1.40.0-150200.17.1
- (no CPE)range: < 1.40.0-150200.17.1
- (no CPE)range: < 1.40.0-150200.17.1
- (no CPE)range: < 1.40.0-150200.17.1
- (no CPE)range: < 1.40.0-150200.17.1
- (no CPE)range: < 1.40.0-150200.17.1
- (no CPE)range: < 1.39.2-3.18.1
- (no CPE)range: < 1.40.0-150200.17.1
- (no CPE)range: < 1.40.0-150200.17.1
- (no CPE)range: < 1.40.0-150200.17.1
- (no CPE)range: < 1.39.2-3.18.1
- (no CPE)range: < 1.40.0-150200.17.1
- (no CPE)range: < 1.40.0-150200.17.1
- (no CPE)range: < 1.40.0-150200.17.1
- (no CPE)range: < 1.39.2-3.18.1
- (no CPE)range: < 1.52.0-5.1
- (no CPE)range: < 1.40.0-150200.17.1
- (no CPE)range: < 1.40.0-150200.17.1
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
8- github.com/nghttp2/nghttp2/commit/00201ecd8f982da3b67d4f6868af72a1b03b14e0mitrex_refsource_MISC
- github.com/nghttp2/nghttp2/commit/d71a4668c6bead55805d18810d633fbb98315af9mitrex_refsource_MISC
- github.com/nghttp2/nghttp2/security/advisories/GHSA-x6x3-gv8h-m57qmitrex_refsource_CONFIRM
- www.openwall.com/lists/oss-security/2024/04/03/16mitre
- lists.debian.org/debian-lts-announce/2024/04/msg00026.htmlmitre
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AGOME6ZXJG7664IPQNVE3DL67E3YP3HY/mitre
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/J6ZMXUGB66VAXDW5J6QSTHM5ET25FGSA/mitre
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PXJO2EASHM2OQQLGVDY5ZSO7UVDVHTDK/mitre
News mentions
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