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High · 7.5 CVE-2022-2529 EUVD-2022-7068GHSA-9rpw-2h95-666cGO-2022-1032

Multiple DoS Attack Vectors in sflow packet handling

Published Sep 30, 2022 · Updated May 20, 2025 · Assigned by cloudflare

Description

sflow decode package does not employ sufficient packet sanitisation which can lead to a denial of service attack. Attackers can craft malformed packets causing the process to consume large amounts of memory resulting in a denial of service.

Affected products

VendorProductAffectedFixed
Cloudflare goflow unspecified – < 3.4.4 3.4.4

Affected packages

EcosystemPackageAffectedFixedRecord
Go github.com/cloudflare/goflow all versions — GO-2022-1032
Go github.com/cloudflare/goflow/v3 < 3.4.4 3.4.4 GHSA-9rpw-2h95-666c

References