Vulnerability · Published Feb 28, 2023 · Assigned by Go
CVE-2022-41723Denial of service via crafted HTTP/2 stream in net/http and golang.org/x/net
High 7.5
In plain English
A high-severity security flaw in net/http from Go standard library. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 4.6% (higher than 92% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)4.6%top 8.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A maliciously crafted HTTP/2 stream could cause excessive CPU consumption in the HPACK decoder, sufficient to cause a denial of service from a small number of small requests.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:8 | aardvark-dns | 2:1.7.0-1.module_el8.9.0+3657+d86e192f | ALSA-2023:6939 |
| AlmaLinux:8 | aardvark-dns | 2:1.0.1-38.module_el8.9.0+3627+db8ec155 | ALSA-2023:6938 |
| AlmaLinux:8 | buildah | 1:1.24.6-7.module_el8.9.0+3627+db8ec155 | ALSA-2023:6938 |
| AlmaLinux:8 | buildah | 1:1.31.3-1.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:9 | buildah | 1:1.31.3-1.el9 | ALSA-2023:6473 |
| AlmaLinux:8 | buildah-tests | 1:1.24.6-7.module_el8.9.0+3627+db8ec155 | ALSA-2023:6938 |
| AlmaLinux:8 | buildah-tests | 1:1.31.3-1.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:9 | buildah-tests | 1:1.31.3-1.el9 | ALSA-2023:6473 |
| AlmaLinux:8 | cockpit-podman | 75-1.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:8 | cockpit-podman | 46-1.module_el8.7.0+3344+5bcd850f | ALSA-2023:6938 |
| AlmaLinux:8 | conmon | 2:2.1.4-2.module_el8.9.0+3627+db8ec155 | ALSA-2023:6938 |
| AlmaLinux:8 | conmon | 3:2.1.8-1.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:8 | container-selinux | 2:2.205.0-3.module_el8.9.0+3627+db8ec155 | ALSA-2023:6938 |
| AlmaLinux:8 | container-selinux | 2:2.221.0-1.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:8 | containernetworking-plugins | 1:1.3.0-4.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:8 | containernetworking-plugins | 1:1.1.1-5.module_el8.9.0+3627+db8ec155 | ALSA-2023:6938 |
| AlmaLinux:9 | containernetworking-plugins | 1:1.3.0-4.el9 | ALSA-2023:6402 |
| AlmaLinux:8 | containers-common | 2:1-54.module_el8.9.0+3673+0c64b403 | ALSA-2023:6939 |
| AlmaLinux:8 | containers-common | 2:1-38.module_el8.9.0+3627+db8ec155 | ALSA-2023:6938 |
| AlmaLinux:8 | crit | 3.18-4.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:8 | crit | 3.15-3.module_el8.6.0+3137+d33c3efb | ALSA-2023:6938 |
| AlmaLinux:8 | crit | 3.15-3.module_el8.6.0+2877+8e437bf5 | ALSA-2023:6938 |
| AlmaLinux:8 | criu | 3.15-3.module_el8.6.0+2877+8e437bf5 | ALSA-2023:6938 |
| AlmaLinux:8 | criu | 3.15-3.module_el8.6.0+3137+d33c3efb | ALSA-2023:6938 |
| AlmaLinux:8 | criu | 3.18-4.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:8 | criu-devel | 3.18-4.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:8 | criu-devel | 3.15-3.module_el8.6.0+2877+8e437bf5 | ALSA-2023:6938 |
| AlmaLinux:8 | criu-devel | 3.15-3.module_el8.6.0+3137+d33c3efb | ALSA-2023:6938 |
| AlmaLinux:8 | criu-libs | 3.18-4.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:8 | criu-libs | 3.15-3.module_el8.6.0+2877+8e437bf5 | ALSA-2023:6938 |
| AlmaLinux:8 | criu-libs | 3.15-3.module_el8.6.0+3137+d33c3efb | ALSA-2023:6938 |
| AlmaLinux:8 | crun | 1.8.3-1.module_el8.9.0+3627+db8ec155 | ALSA-2023:6938 |
| AlmaLinux:8 | crun | 1.8.7-1.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:8 | fuse-overlayfs | 1.12-1.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:8 | fuse-overlayfs | 1.9-2.module_el8.9.0+3627+db8ec155 | ALSA-2023:6938 |
| AlmaLinux:8 | libslirp | 4.4.0-1.module_el8.8.0+3615+3543c705 | ALSA-2023:6939 |
| AlmaLinux:8 | libslirp | 4.4.0-1.module_el8.6.0+2877+8e437bf5 | ALSA-2023:6938 |
| AlmaLinux:8 | libslirp | 4.4.0-1.module_el8.6.0+3137+d33c3efb | ALSA-2023:6938 |
| AlmaLinux:8 | libslirp-devel | 4.4.0-1.module_el8.6.0+2877+8e437bf5 | ALSA-2023:6938 |
| AlmaLinux:8 | libslirp-devel | 4.4.0-1.module_el8.8.0+3615+3543c705 | ALSA-2023:6939 |
| AlmaLinux:8 | libslirp-devel | 4.4.0-1.module_el8.6.0+3137+d33c3efb | ALSA-2023:6938 |
| AlmaLinux:8 | netavark | 2:1.7.0-1.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:8 | netavark | 2:1.0.1-38.module_el8.9.0+3627+db8ec155 | ALSA-2023:6938 |
| AlmaLinux:8 | oci-seccomp-bpf-hook | 1.2.5-2.module_el8.8.0+3468+16b86c82 | ALSA-2023:6938 |
| AlmaLinux:8 | oci-seccomp-bpf-hook | 1.2.9-1.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:8 | podman | 2:4.0.2-24.module_el8.9.0+3627+db8ec155 | ALSA-2023:6938 |
| AlmaLinux:8 | podman | 3:4.6.1-4.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:9 | podman | 2:4.6.1-5.el9 | ALSA-2023:6474 |
| AlmaLinux:8 | podman-catatonit | 2:4.0.2-24.module_el8.9.0+3627+db8ec155 | ALSA-2023:6938 |
| AlmaLinux:8 | podman-catatonit | 3:4.6.1-4.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:8 | podman-docker | 3:4.6.1-4.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:8 | podman-docker | 2:4.0.2-24.module_el8.9.0+3627+db8ec155 | ALSA-2023:6938 |
| AlmaLinux:9 | podman-docker | 2:4.6.1-5.el9 | ALSA-2023:6474 |
| AlmaLinux:8 | podman-gvproxy | 2:4.0.2-24.module_el8.9.0+3627+db8ec155 | ALSA-2023:6938 |
| AlmaLinux:8 | podman-gvproxy | 3:4.6.1-4.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:9 | podman-gvproxy | 2:4.6.1-5.el9 | ALSA-2023:6474 |
| AlmaLinux:8 | podman-plugins | 3:4.6.1-4.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:8 | podman-plugins | 2:4.0.2-24.module_el8.9.0+3627+db8ec155 | ALSA-2023:6938 |
| AlmaLinux:9 | podman-plugins | 2:4.6.1-5.el9 | ALSA-2023:6474 |
| AlmaLinux:8 | podman-remote | 2:4.0.2-24.module_el8.9.0+3627+db8ec155 | ALSA-2023:6938 |
| AlmaLinux:8 | podman-remote | 3:4.6.1-4.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:9 | podman-remote | 2:4.6.1-5.el9 | ALSA-2023:6474 |
| AlmaLinux:8 | podman-tests | 2:4.0.2-24.module_el8.9.0+3627+db8ec155 | ALSA-2023:6938 |
| AlmaLinux:8 | podman-tests | 3:4.6.1-4.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:9 | podman-tests | 2:4.6.1-5.el9 | ALSA-2023:6474 |
| AlmaLinux:8 | python3-criu | 3.15-3.module_el8.6.0+3137+d33c3efb | ALSA-2023:6938 |
| AlmaLinux:8 | python3-criu | 3.18-4.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:8 | python3-criu | 3.15-3.module_el8.6.0+2877+8e437bf5 | ALSA-2023:6938 |
| AlmaLinux:8 | python3-podman | 4.6.0-1.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:8 | python3-podman | 4.0.0-2.module_el8.9.0+3627+db8ec155 | ALSA-2023:6938 |
| AlmaLinux:8 | runc | 1:1.1.5-2.module_el8.9.0+3627+db8ec155 | ALSA-2023:6938 |
| AlmaLinux:8 | runc | 1:1.1.9-1.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:8 | skopeo | 2:1.13.3-1.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:8 | skopeo | 2:1.6.2-8.module_el8.9.0+3627+db8ec155 | ALSA-2023:6938 |
| AlmaLinux:9 | skopeo | 2:1.13.3-1.el9 | ALSA-2023:6363 |
| AlmaLinux:8 | skopeo-tests | 2:1.6.2-8.module_el8.9.0+3627+db8ec155 | ALSA-2023:6938 |
| AlmaLinux:8 | skopeo-tests | 2:1.13.3-1.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:9 | skopeo-tests | 2:1.13.3-1.el9 | ALSA-2023:6363 |
| AlmaLinux:8 | slirp4netns | 1.2.1-1.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:8 | slirp4netns | 1.1.8-3.module_el8.9.0+3627+db8ec155 | ALSA-2023:6938 |
| AlmaLinux:8 | toolbox | 0.0.99.4-5.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:8 | toolbox | 0.0.99.4-5.module_el8.9.0+3627+db8ec155 | ALSA-2023:6938 |
| AlmaLinux:9 | toolbox | 0.0.99.4-6.el9_3 | ALSA-2023:6346 |
| AlmaLinux:8 | toolbox-tests | 0.0.99.4-5.module_el8.9.0+3627+db8ec155 | ALSA-2023:6938 |
| AlmaLinux:8 | toolbox-tests | 0.0.99.4-5.module_el8.9.0+3643+9234dc3b | ALSA-2023:6939 |
| AlmaLinux:9 | toolbox-tests | 0.0.99.4-6.el9_3 | ALSA-2023:6346 |
| AlmaLinux:8 | udica | 0.2.6-20.module_el8.8.0+3615+3543c705 | ALSA-2023:6939 |
| AlmaLinux:8 | udica | 0.2.6-4.module_el8.9.0+3627+db8ec155 | ALSA-2023:6938 |
| Alpine:v3.20 | go | 1.20.1-r0 | ALPINE-CVE-2022-41723 |
| Alpine:v3.21 | go | 1.20.1-r0 | ALPINE-CVE-2022-41723 |
| Alpine:v3.22 | go | 1.20.1-r0 | ALPINE-CVE-2022-41723 |
| Alpine:v3.23 | go | 1.20.1-r0 | ALPINE-CVE-2022-41723 |
| Alpine:v3.24 | go | 1.20.1-r0 | ALPINE-CVE-2022-41723 |
| Alpine:v3.20 | podman | 4.4.3-r0 | ALPINE-CVE-2022-41723 |
| Alpine:v3.21 | podman | 4.4.3-r0 | ALPINE-CVE-2022-41723 |
| Alpine:v3.22 | podman | 4.4.3-r0 | ALPINE-CVE-2022-41723 |
| Alpine:v3.23 | podman | 4.4.3-r0 | ALPINE-CVE-2022-41723 |
| Alpine:v3.24 | podman | 4.4.3-r0 | ALPINE-CVE-2022-41723 |
| Debian:12 | golang-1.19 | 1.19.6-2 | DEBIAN-CVE-2022-41723 |
| Debian:12 | golang-golang-x-net | 1:0.7.0+dfsg-1 | DEBIAN-CVE-2022-41723 |
| Debian:13 | golang-golang-x-net | 1:0.7.0+dfsg-1 | DEBIAN-CVE-2022-41723 |
| Debian:14 | golang-golang-x-net | 1:0.7.0+dfsg-1 | DEBIAN-CVE-2022-41723 |
| Go | golang.org/x/net | 0.7.0 | GO-2023-1571 |
| Go | golang.org/x/net | 0.7.0 | GHSA-vvpx-j8f3-3w6h |
| Go | stdlib | 1.19.6, 1.20.1 | GO-2023-1571 |
| Rocky Linux:8 | buildah | 1:1.24.6-7.module+el8.9.0+1445+07728297 | RLSA-2023:6938 |
| Rocky Linux:8 | cockpit-podman | 0:46-1.module+el8.9.0+1445+07728297 | RLSA-2023:6938 |
| Rocky Linux:8 | conmon | 2:2.1.4-2.module+el8.9.0+1445+07728297 | RLSA-2023:6938 |
| Rocky Linux:8 | container-selinux | 2:2.205.0-3.module+el8.9.0+1445+07728297 | RLSA-2023:6938 |
| Rocky Linux:8 | containernetworking-plugins | 1:1.1.1-5.module+el8.9.0+1445+07728297 | RLSA-2023:6938 |
| Rocky Linux:8 | containers-common | 2:1-38.module+el8.9.0+1445+07728297 | RLSA-2023:6938 |
| Rocky Linux:8 | criu | 0:3.15-3.module+el8.9.0+1445+07728297 | RLSA-2023:6938 |
| Rocky Linux:8 | crun | 0:1.8.3-1.module+el8.9.0+1445+07728297 | RLSA-2023:6938 |
| Rocky Linux:8 | fuse-overlayfs | 0:1.9-2.module+el8.9.0+1445+07728297 | RLSA-2023:6938 |
| Rocky Linux:8 | libslirp | 0:4.4.0-1.module+el8.9.0+1445+07728297 | RLSA-2023:6939 |
| Rocky Linux:8 | libslirp | 0:4.4.0-1.module+el8.9.0+1445+07728297 | RLSA-2023:6938 |
| Rocky Linux:8 | oci-seccomp-bpf-hook | 0:1.2.5-2.module+el8.9.0+1445+07728297 | RLSA-2023:6938 |
| Rocky Linux:8 | podman | 2:4.0.2-24.module+el8.9.0+1445+07728297 | RLSA-2023:6938 |
| Rocky Linux:8 | python-podman | 0:4.0.0-2.module+el8.9.0+1445+07728297 | RLSA-2023:6938 |
| Rocky Linux:8 | runc | 1:1.1.5-2.module+el8.9.0+1445+07728297 | RLSA-2023:6938 |
| Rocky Linux:8 | slirp4netns | 0:1.1.8-3.module+el8.9.0+1445+07728297 | RLSA-2023:6938 |
| Rocky Linux:8 | udica | 0:0.2.6-4.module+el8.9.0+1445+07728297 | RLSA-2023:6938 |
| Ubuntu:22.04:LTS | golang-1.17 | 1.17.13-3ubuntu1.3 | UBUNTU-CVE-2022-41723 |
| Ubuntu:22.04:LTS | golang-1.17 | 1.17.13-3ubuntu1.3 | USN-7111-1 |
| Ubuntu:22.04:LTS | golang-1.18 | 1.18.1-1ubuntu1.2 | USN-7109-1 |
| Ubuntu:22.04:LTS | golang-1.18 | 1.18.1-1ubuntu1.2 | UBUNTU-CVE-2022-41723 |
| Ubuntu:22.04:LTS | golang-golang-x-net | 1:0.0+git20211209.491a49a+dfsg-1ubuntu0.1 | USN-8900-1 |
| Ubuntu:22.04:LTS | golang-golang-x-net | 1:0.0+git20211209.491a49a+dfsg-1ubuntu0.1 | UBUNTU-CVE-2022-41723 |
| Ubuntu:22.04:LTS | google-guest-agent | 20231004.02-0ubuntu1~22.04.3 | UBUNTU-CVE-2022-41723 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Go standard library | net/http | 0 – before 1.19.61.20.0-0 – before 1.20.1 |
| golang.org/x/net | golang.org/x/net/http2 | 0 – before 0.7.0 |
| golang.org/x/net | golang.org/x/net/http2/hpack | 0 – before 0.7.0 |
References
- https://go.dev/issue/57855
- https://go.dev/cl/468135
- https://go.dev/cl/468295
- https://groups.google.com/g/golang-announce/c/V0aBFqaFs_E
- https://pkg.go.dev/vuln/GO-2023-1571
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4MA5XS5DAOJ5PKKNG5TUXKPQOFHT5VBC/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RLBQ3A7ROLEQXQLXFDLNJ7MYPKG5GULE/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RGW7GE2Z32ZT47UFAQFDRQE33B7Q7LMT/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XX3IMUTZKRQ73PBZM4E2JP4BKYH4C6XE/
- https://www.couchbase.com/alerts/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4BUK2ZIAGCULOOYDNH25JPU6JBES5NF2/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T7N5GV4CHH6WAGX3GFMDD3COEOVCZ4RI/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/REMHVVIBDNKSRKNOTV7EQSB7CYQWOUOU/
- https://security.gentoo.org/glsa/202311-09
- https://security.netapp.com/advisory/ntap-20230331-0010/