Package impact

golang Go / golang.org/x/crypto

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CVE Severity CVSS Risk Flags OS Vendor Published Description
CVE-2026-46595 critical 10.0 10.0 15d ago Previously, CVE-2024-45337 fixed an authorization bypass for misused ssh server configurations; if any other type of callback is passed other than public key, then the source-address validation would…
CVE-2026-42508 critical 9.1 9.1 15d ago Previously, a revoked 'SignatureKey' belonging to a CA was not correctly checked for revocation. Now, both the 'key' and 'key.SignatureKey' are checked for @revoked.
CVE-2026-39834 critical 9.1 9.1 15d ago When writing data larger than 4GB in a single Write call on an SSH channel, an integer overflow in the internal payload size calculation caused the write loop to spin indefinitely, sending empty pack…
CVE-2026-39833 critical 9.1 9.1 15d ago The in-memory keyring returned by NewKeyring() silently accepted keys with the ConfirmBeforeUse constraint but never enforced it. The key would sign without any confirmation prompt, with no indicatio…
CVE-2026-39832 critical 9.1 9.1 15d ago When adding a key to a remote agent constraint extensions such as restrict-destination-v00@openssh.com were not serialized in the request. Destination restrictions were silently stripped when forward…
CVE-2026-39831 critical 9.1 9.1 15d ago The Verify() method for FIDO/U2F security key types (sk-ecdsa-sha2-nistp256@openssh.com, sk-ssh-ed25519@openssh.com) did not check the User Presence flag. Signatures generated without physical touch …
CVE-2026-39830 critical 9.1 9.1 15d ago A malicious SSH peer could send unsolicited global request responses to fill an internal buffer, blocking the connection's read loop. The blocked goroutine could not be released by calling Close(), r…
CVE-2026-39827 medium 6.5 6.5 15d ago An authenticated SSH client that repeatedly opened channels which were rejected by the server caused unbounded memory growth, eventually crashing the server process and affecting all connected users.…
CVE-2026-39828 medium 6.3 6.3 15d ago When an SSH server authentication callback returned PartialSuccessError with non-nil Permissions, those permissions were silently discarded, potentially dropping certificate restrictions such as forc…
CVE-2023-48795 medium 5.9 5.9 3y ago Moderate: container-tools:rhel8 security update
CVE-2019-11840 medium 5.9 5.9 7y ago An issue was discovered in the supplementary Go cryptography library, golang.org/x/crypto, before v0.0.0-20190320223903-b7391e95e576. A flaw was found in the amd64 implementation of the golang.org/x/…
CVE-2022-27191 medium 5.5 4y ago RHSA-2022:7469: container-tools:4.0 security and bug fix update (Moderate)
CVE-2020-29652 medium 5.5 4y ago A nil pointer dereference in the golang.org/x/crypto/ssh component through v0.0.0-20201203163018-be400aefbc4c for Go allows remote attackers to cause a denial of service against SSH servers.
CVE-2026-46598 medium 5.3 5.3 15d ago For certain crafted inputs, a 'ed25519.PrivateKey' was created by casting malformed wire bytes, leading to a panic when used.
CVE-2026-39835 medium 5.3 5.3 15d ago SSH servers which use CertChecker as a public key callback without setting IsUserAuthority or IsHostAuthority could be caused to panic by a client presenting a certificate. CertChecker now returns an…
CVE-2020-9283 unknown 1.0 5y ago golang.org/x/crypto before v0.0.0-20200220183623-bac4c82f6975 for Go allows a panic during signature verification in the golang.org/x/crypto/ssh package. A client can attack an SSH server that accept…
CVE-2025-47914 unknown 7mo ago SSH Agent servers do not validate the size of messages when processing new identity requests, which may cause the program to panic if the message is malformed due to an out of bounds read.
CVE-2025-58181 unknown 7mo ago SSH servers parsing GSSAPI authentication requests do not validate the number of mechanisms specified in the request, allowing an attacker to cause unbounded memory consumption.
CVE-2024-45337 unknown 2y ago Applications and libraries which misuse connection.serverAuthenticate (via callback field ServerConfig.PublicKeyCallback) may be susceptible to an authorization bypass. The documentation for ServerCo…
CVE-2022-30636 unknown 2y ago httpTokenCacheKey uses path.Base to extract the expected HTTP-01 token value to lookup in the DirCache implementation. On Windows, path.Base acts differently to filepath.Base, since Windows uses a di…
CVE-2021-43565 unknown 4y ago The x/crypto/ssh package before 0.0.0-20211202192323-5770296d904e of golang.org/x/crypto allows an attacker to panic an SSH server.
CVE-2019-11841 unknown 4y ago A message-forgery issue was discovered in crypto/openpgp/clearsign/clearsign.go in supplementary Go cryptography libraries 2019-03-25. According to the OpenPGP Message Format specification in RFC 488…