vulnerability
Red Hat: CVE-2022-41717: excessive memory growth in a Go server accepting HTTP/2 requests (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:N/I:N/A:P) | Dec 8, 2022 | May 5, 2023 | Mar 27, 2026 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
Dec 8, 2022
Added
May 5, 2023
Modified
Mar 27, 2026
Description
An attacker can cause excessive memory growth in a Go server accepting HTTP/2 requests. HTTP/2 server connections contain a cache of HTTP header keys sent by the client. While the total number of entries in this cache is capped, an attacker sending very large keys can cause the server to allocate approximately 64 MiB per open connection.
Solutions
redhat-upgrade-aardvark-dnsredhat-upgrade-buildahredhat-upgrade-buildah-debuginforedhat-upgrade-buildah-debugsourceredhat-upgrade-buildah-testsredhat-upgrade-buildah-tests-debuginforedhat-upgrade-cockpit-composerredhat-upgrade-cockpit-podmanredhat-upgrade-conmonredhat-upgrade-conmon-debuginforedhat-upgrade-conmon-debugsourceredhat-upgrade-container-selinuxredhat-upgrade-containernetworking-pluginsredhat-upgrade-containernetworking-plugins-debuginforedhat-upgrade-containernetworking-plugins-debugsourceredhat-upgrade-containers-commonredhat-upgrade-critredhat-upgrade-criuredhat-upgrade-criu-debuginforedhat-upgrade-criu-debugsourceredhat-upgrade-criu-develredhat-upgrade-criu-libsredhat-upgrade-criu-libs-debuginforedhat-upgrade-crunredhat-upgrade-crun-debuginforedhat-upgrade-crun-debugsourceredhat-upgrade-delveredhat-upgrade-delve-debuginforedhat-upgrade-delve-debugsourceredhat-upgrade-fuse-overlayfsredhat-upgrade-fuse-overlayfs-debuginforedhat-upgrade-fuse-overlayfs-debugsourceredhat-upgrade-git-lfsredhat-upgrade-git-lfs-debuginforedhat-upgrade-git-lfs-debugsourceredhat-upgrade-go-toolsetredhat-upgrade-golangredhat-upgrade-golang-binredhat-upgrade-golang-docsredhat-upgrade-golang-miscredhat-upgrade-golang-raceredhat-upgrade-golang-srcredhat-upgrade-golang-testsredhat-upgrade-grafanaredhat-upgrade-grafana-debuginforedhat-upgrade-grafana-debugsourceredhat-upgrade-libslirpredhat-upgrade-libslirp-debuginforedhat-upgrade-libslirp-debugsourceredhat-upgrade-libslirp-develredhat-upgrade-netavarkredhat-upgrade-oci-seccomp-bpf-hookredhat-upgrade-oci-seccomp-bpf-hook-debuginforedhat-upgrade-oci-seccomp-bpf-hook-debugsourceredhat-upgrade-osbuildredhat-upgrade-osbuild-composerredhat-upgrade-osbuild-composer-coreredhat-upgrade-osbuild-composer-core-debuginforedhat-upgrade-osbuild-composer-debuginforedhat-upgrade-osbuild-composer-debugsourceredhat-upgrade-osbuild-composer-dnf-jsonredhat-upgrade-osbuild-composer-tests-debuginforedhat-upgrade-osbuild-composer-workerredhat-upgrade-osbuild-composer-worker-debuginforedhat-upgrade-osbuild-luks2redhat-upgrade-osbuild-lvm2redhat-upgrade-osbuild-ostreeredhat-upgrade-osbuild-selinuxredhat-upgrade-podmanredhat-upgrade-podman-catatonitredhat-upgrade-podman-catatonit-debuginforedhat-upgrade-podman-debuginforedhat-upgrade-podman-debugsourceredhat-upgrade-podman-dockerredhat-upgrade-podman-gvproxyredhat-upgrade-podman-gvproxy-debuginforedhat-upgrade-podman-pluginsredhat-upgrade-podman-plugins-debuginforedhat-upgrade-podman-remoteredhat-upgrade-podman-remote-debuginforedhat-upgrade-podman-testsredhat-upgrade-python3-criuredhat-upgrade-python3-osbuildredhat-upgrade-python3-podmanredhat-upgrade-runcredhat-upgrade-runc-debuginforedhat-upgrade-runc-debugsourceredhat-upgrade-skopeoredhat-upgrade-skopeo-debuginforedhat-upgrade-skopeo-debugsourceredhat-upgrade-skopeo-testsredhat-upgrade-slirp4netnsredhat-upgrade-slirp4netns-debuginforedhat-upgrade-slirp4netns-debugsourceredhat-upgrade-toolboxredhat-upgrade-toolbox-debuginforedhat-upgrade-toolbox-debugsourceredhat-upgrade-toolbox-testsredhat-upgrade-udicaredhat-upgrade-weldr-clientredhat-upgrade-weldr-client-debuginforedhat-upgrade-weldr-client-debugsourceredhat-upgrade-weldr-client-tests-debuginfo
References
Rapid7 Labs
2026 Global Threat Landscape Report
The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.