PT-2026-108321 · Go Standard Library+1 · Crypto/Tls+1

CVE-2026-97031

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Published

2026-10-08

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Updated

2026-10-08

None

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Name of the Vulnerable Software and Affected Versions The product name cannot be determined (affected versions not specified)
Description A memory amplification issue exists where a client can send a specially crafted packet specifying multiple ECH outer extension references, which is prohibited by RFC 9849. This behavior can lead to memory exhaustion within the server process.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.
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Related Identifiers

CVE-2026-97031
GO-2026-6607

Affected Products

Crypto/Tls
Stdlib