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CVE-2026-97031Reject malformed ECH outer extension references in crypto/tls

Go standard library crypto/tls Publicada: (hace 1 mes)

Descripción

Multiple ECH outer extension references are not permitted under RFC 9849; previously, a client could send a well-crafted packet that could trigger memory exhaustion in the server process by specifying multiple references. We now reject these as malformed and curb the memory amplification vector as a result.

Debilidad (CWE): CWE-405

Datos: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Se publican tal como los indican las fuentes, en inglés.

Productos y versiones afectados

FabricanteProductoVersiones
Go standard library crypto/tls < 1.26.9, 1.27.0-0 – < 1.27.2

Referencias y parches

CVE recientes del mismo producto — Go

Sin puntuación
CVE-2026-97054

HTTP/1 server crash due to MaxBytesReader header race in net/http

Go standard library net/http

For HTTP/1 servers, when MaxBytesReader's limit is exceeded, "Connection: close" header is automatically set without synchronization, which might race with another header being set explicitly in the server handler. As a result, an HTTP/1 server that utilizes …