Bug 2185937 (CVE-2023-26964)

Summary:	CVE-2023-26964 rust-hyper: Stream stacking occurs when H2 processes HTTP2 RST_STREAM frames
Product:	[Other] Security Response	Reporter:	Pedro Sampaio <psampaio>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	Keywords:	Security
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Hardware:	All
OS:	Linux
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Fixed In Version:		Doc Type:	If docs needed, set a value
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Last Closed:	2023-04-11 23:05:17 UTC	Type:	---
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oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
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Bug Depends On:	2185938
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Description Pedro Sampaio 2023-04-11 17:07:10 UTC

An issue was discovered in hyper v0.13.7. h2-0.2.4 Stream stacking occurs when the H2 component processes HTTP2 RST_STREAM frames. As a result, the memory and CPU usage are high which can lead to a Denial of Service (DoS).

https://github.com/hyperium/hyper/issues/2877

Comment 1 Pedro Sampaio 2023-04-11 17:07:25 UTC

Created rust-hyper tracking bugs for this issue:

Affects: fedora-all [bug 2185938]

Comment 2 Product Security DevOps Team 2023-04-11 23:05:15 UTC

This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.