CVE-2023-26964

High

Description

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).

SeverityHigh

CVSS7.5

Exploit probability—

ProductHyper

PublishedApr 11, 2023

First seenApr 11, 2023

Weakness typeCWE-770Allocation of resources without limits

How to fix

Vendor advisories

lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZYRZ5Y2ALATKKPIITAFAJIS4TR4LUAHO/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZHBAE7LQARMPUEEV4TWET4D7G6WCWBUD/

Affected products

Product	Affected versions	Fixed in
hyper hyper	0.13.7	—
hyper h2	0.2.4	—

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