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golang.org/x/net/http2: avoid quadratic complexity in HPACK decoding

🗓️ 09 May 2023 09:51:23Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 3 Views

A flaw in Go language HTTP/2 HPACK decoding allows denial of service via crafted streams.

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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9aarch64golang0:1.19.6-2.el9_2golang-0:1.19.6-2.el9_2.aarch64.rpm
Red Hat Enterprise Linux9ppc64legolang0:1.19.6-2.el9_2golang-0:1.19.6-2.el9_2.ppc64le.rpm
Red Hat Enterprise Linux9s390xgolang0:1.19.6-2.el9_2golang-0:1.19.6-2.el9_2.s390x.rpm
Red Hat Enterprise Linux9x86_64golang0:1.19.6-2.el9_2golang-0:1.19.6-2.el9_2.x86_64.rpm
Red Hat Enterprise Linux9aarch64golang-bin0:1.19.6-2.el9_2golang-bin-0:1.19.6-2.el9_2.aarch64.rpm
Red Hat Enterprise Linux9ppc64legolang-bin0:1.19.6-2.el9_2golang-bin-0:1.19.6-2.el9_2.ppc64le.rpm
Red Hat Enterprise Linux9s390xgolang-bin0:1.19.6-2.el9_2golang-bin-0:1.19.6-2.el9_2.s390x.rpm
Red Hat Enterprise Linux9x86_64golang-bin0:1.19.6-2.el9_2golang-bin-0:1.19.6-2.el9_2.x86_64.rpm
Red Hat Enterprise Linux9anygolang-docs0:1.19.6-2.el9_2.noarchgolang-docs-0:1.19.6-2.el9_2.noarch.noarch.rpm
Red Hat Enterprise Linux9anygolang-misc0:1.19.6-2.el9_2.noarchgolang-misc-0:1.19.6-2.el9_2.noarch.noarch.rpm
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11 Jul 2026 23:02Current
6.6Medium risk
Vulners AI Score6.6
CVSS 3.17.5
EPSS0.04561
SSVC
CWE-400
Go languageHTTP/2HPACK decodingdenial of serviceCPU consumptionstream attacks
3