crypto

Go 加密库 本仓库包含补充性的 Go 加密软件包。 报告问题 / 提交补丁 本仓库使用 Gerrit 进行代码更改。要了解如何向本仓库提交更改，请参阅 https://go.dev/doc/contribute。 git 仓库位于 https://go.googlesource.com/crypto。 crypto 仓库的主要问题跟踪器位于 https://go.dev/issues。请在主题行中以 “x/crypto:” 为前缀，以便于查找。 请注意，由于加密软件包具有敏感性，对其贡献会受到额外审查。 补丁收到反馈的时间可能比平时更长。...

crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages

A flaw was found in the crypto/tls package within the Go golang standard library, specifically affecting TLS 1.3 connections. A remote attacker can exploit this vulnerability by sending multiple key update messages in a single record after the handshake. This can cause the connection to deadlock,...

crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages

A flaw was found in the crypto/tls package within the Go golang standard library, specifically affecting TLS 1.3 connections. A remote attacker can exploit this vulnerability by sending multiple key update messages in a single record after the handshake. This can cause the connection to deadlock,...

crypto/x509: golang: Go crypto/x509: Denial of Service via inefficient certificate chain validation

A flaw was found in Go's crypto/x509 package. A remote attacker could exploit this by presenting a specially crafted certificate chain containing a large number of policy mappings. This inefficient validation process consumes excessive resources, which can lead to a denial of service DoS for...

Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS : Go Cryptography vulnerabilities (USN-8519-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8519-1 advisory. Jakub Ciolek and Nicola Murino discovered that Go Cryptography incorrectly handled SSH agent responses. A...

USN-8519-1: Go Cryptography vulnerabilities

Jakub Ciolek and Nicola Murino discovered that Go Cryptography incorrectly handled SSH agent responses. An attacker could use this to cause a denial of service. CVE-2025-47913 Yuichi Watanabe discovered that Go Cryptography incorrectly handled SSH key exchanges. An attacker could use this to caus...

golang-github-openprinting-ipp-usb security update

An update is available for golang-github-openprinting-ipp-usb. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list HTTP reverse proxy, backed by IPP-over-USB...

USN-8447-3: Google Guest Agent vulnerabilities

USN-8447-1 fixed vulnerabilities in Go Cryptography. This update provides the corresponding updates for Go Cryptography code embedded in Google Guest Agent. Original advisory details: It was discovered that Go Cryptography did not properly handle SSH global request responses. A remote attacker...

USN-8447-3 google-guest-agent vulnerabilities

USN-8447-1 fixed vulnerabilities in Go Cryptography. This update provides the corresponding updates for Go Cryptography code embedded in Google Guest Agent. Original advisory details: It was discovered that Go Cryptography did not properly handle SSH global request responses. A remote attacker...

Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS : Go Cryptography vulnerabilities (USN-8447-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8447-1 advisory. It was discovered that Go Cryptography did not properly handle SSH global request responses. ...

USN-8447-2: LXD vulnerabilities

USN-8447-1 fixed vulnerabilities in Go Cryptography. This update provides the corresponding updates for Go Cryptography code embedded in LXD for CVE-2026-39830, CVE-2026-39833, CVE-2026-39834, and CVE-2026-42508. Original advisory details: It was discovered that Go Cryptography did not properly...

USN-8447-2 lxd vulnerabilities

USN-8447-1 fixed vulnerabilities in Go Cryptography. This update provides the corresponding updates for Go Cryptography code embedded in LXD for CVE-2026-39830, CVE-2026-39833, CVE-2026-39834, and CVE-2026-42508. Original advisory details: It was discovered that Go Cryptography did not properly...

USN-8447-1 golang-go.crypto vulnerabilities

It was discovered that Go Cryptography did not properly handle SSH global request responses. A remote attacker could possibly use this issue to cause a denial of service. CVE-2026-39830 It was discovered that Go Cryptography did not properly verify user presence when using FIDO/U2F security keys...

crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages

A flaw was found in the crypto/tls package within the Go golang standard library, specifically affecting TLS 1.3 connections. A remote attacker can exploit this vulnerability by sending multiple key update messages in a single record after the handshake. This can cause the connection to deadlock,...

crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages

A flaw was found in the crypto/tls package within the Go golang standard library, specifically affecting TLS 1.3 connections. A remote attacker can exploit this vulnerability by sending multiple key update messages in a single record after the handshake. This can cause the connection to deadlock,...

Uncaught Exception

Overview github.com/golang/crypto/ssh is a SSH client and server Affected versions of this package are vulnerable to Uncaught Exception in the CertChecker component when used as a public key callback without setting IsUserAuthority or IsHostAuthority. An attacker can cause the server to panic by...

Allocation of Resources Without Limits or Throttling

Overview github.com/golang/crypto/ssh is a SSH client and server Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the public key parsers. An attacker can exhaust CPU resources by submitting crafted RSA or DSA public keys with excessively...

crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages

A flaw was found in the crypto/tls package within the Go golang standard library, specifically affecting TLS 1.3 connections. A remote attacker can exploit this vulnerability by sending multiple key update messages in a single record after the handshake. This can cause the connection to deadlock,...

crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages

A flaw was found in the crypto/tls package within the Go golang standard library, specifically affecting TLS 1.3 connections. A remote attacker can exploit this vulnerability by sending multiple key update messages in a single record after the handshake. This can cause the connection to deadlock,...

crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages

A flaw was found in the crypto/tls package within the Go golang standard library, specifically affecting TLS 1.3 connections. A remote attacker can exploit this vulnerability by sending multiple key update messages in a single record after the handshake. This can cause the connection to deadlock,...