CVE-2026-39830: Invoking client can cause server deadlock on unexpected responses in golang.org/x/crypto/ssh
Overview
- Severity
- Critical (CVSS 9.1)
- CVSS Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H/E:U
- Exploit Status
- Not Exploited
- Patch Tuesday
- 2026-May
- Released
- 2026-05-27
- EPSS Score
- 0.04% (percentile: 12.8%)
Affected Products (12)
Open Source Software
- azl3 cert-manager 1.12.15-6 on Azure Linux 3.0
- azl3 cf-cli 8.7.11-5 on Azure Linux 3.0
- azl3 docker-buildx 0.14.0-11 on Azure Linux 3.0
- azl3 docker-compose 2.27.0-9 on Azure Linux 3.0
- azl3 gh 2.62.0-15 on Azure Linux 3.0
- azl3 kubernetes 1.30.10-23 on Azure Linux 3.0
- azl3 kubevirt 1.7.1-2 on Azure Linux 3.0
- azl3 moby-engine 25.0.3-17 on Azure Linux 3.0
- azl3 packer 1.9.5-13 on Azure Linux 3.0
- azl3 telegraf 1.31.0-19 on Azure Linux 3.0
Mariner
- azl3 libcontainers-common 20240213-3 on Azure Linux 3.0
Other
Revision History
- 2026-05-27: Information published.