Описание
On most platforms, Go uses the given system root certificates. However, in some narrower cases, the system trust stores may not be updated without further action. To defend against the narrower set of cases that may remain affected, a denylist was added in crypto/x509 to return an error when calling Verify with any of the known intermediate certificates that are no longer considered to be trustworthy.
EPSS
Дефекты
Связанные уязвимости
A flaw was found in Go's crypto/x509 package. The certificate verification process fails to block trust in intermediate certificates associated with a compromised Certificate Authority (CA). A remote attacker presenting a certificate signed by these intermediate authorities can impersonate legitimate servers during secure connections. This flaw can enable an attacker to conduct a man-in-the-middle (MitM) attack to intercept or alter confidential communications.
On most platforms, Go uses the given system root certificates. However ...
ELSA-2026-500451: ca-certificates security update (IMPORTANT)
ELSA-2026-500450: ca-certificates security update (IMPORTANT)
ELSA-2026-500449: ca-certificates security update (IMPORTANT)
EPSS