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CVE-2022-41717

Published: August 31, 2023Last modified: August 31, 2023

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.

Severity score breakdown

ParameterValue
Base score5.3
Attack VectorNETWORK
Attack complexityLOW
Privileges requiredNONE
User interactionNONE
ScopeUNCHANGED
ConfidentialityNONE
Integrity impactNONE
Availability impactLOW
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Status

ProductReleasePackageStatus
Alpaquita Linux23 LTSgoNot affected (1.19.9-r1)
StreamgoNot affected (1.21.0-r2)

References

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