golang.org/x/crypto/ssh allows an attacker to cause unbounded memory consumption

Description

References

• nvd.nist.gov/vuln/detail/CVE-2025-58181 · ADVISORY
• go.dev/cl/721961 · WEB
• go.dev/issue/76363 · WEB
• groups.google.com/g/golang-announce/c/w-oX3UxNcZA · WEB
• pkg.go.dev/vuln/GO-2025-4134 · WEB

Weitere Schwachstellen in golang.org/x/crypto

• CVE-2026-78662HOCH 7.5Previously, a channel registered in the mux's chanList is not usable until it is established. A malicious peer was able flood the channel's …
• CVE-2026-56855HOCH 7.5Previously, after a channel has been established, a malicious peer could send crafted messages that would deadlock the entire connection. No…
• CVE-2026-56854HOCH 7.5The source-address critical option in the Permissions returned by an authentication callback was only enforced for the PublicKeyCallback and…
• GO-2026-5932The golang.org/x/crypto/openpgp package is unmaintained, unsafe by design, and has known security issues
• CVE-2026-46598MITTEL 5.3For certain crafted inputs, a 'ed25519.PrivateKey' was created by casting malformed wire bytes, leading to a panic when used.