Description
An authentication bypass in the SSH service of gost v2.11.5 allows attackers to intercept communications via setting the HostKeyCallback function to ssh.InsecureIgnoreHostKey
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 25.10 | gost | No fix yet | — |
| Ubuntu 20.04 LTS | gost | No fix yet | — |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 24.04 LTS | gost | No fix yet | — |
| Ubuntu Pro 22.04 LTS | gost | No fix yet | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP6 | govulncheck-vulndb | 0.0.20241030T212825-150000.1.9.1 | SUSE-SU-2024:3911-1 |
| SLES 15 SP5 | govulncheck-vulndb | 0.0.20241030T212825-150000.1.9.1 | SUSE-SU-2024:3911-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SUSE Package Hub 12 | govulncheck-vulndb | 0.0.20241104T154416-5.1 | openSUSE-SU-2024:0350-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | govulncheck-vulndb | 0.0.20241030T212825-1.1 | openSUSE-SU-2024:14447-1 |
| openSUSE Leap 15.6 | govulncheck-vulndb | 0.0.20241030T212825-150000.1.9.1 | SUSE-SU-2024:3911-1 |
| openSUSE Leap 15.5 | govulncheck-vulndb | 0.0.20241030T212825-150000.1.9.1 | SUSE-SU-2024:3911-1 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Go | github.com/ginuerzh/gost | <= 2.11.5 | — | GHSA-8wxx-35qc-vp6r |
| Go | github.com/ginuerzh/gost | all versions | — | GO-2024-3224 |
Advisories 3
- SUSE-SU-2024:3911-1 Security update for govulncheck-vulndb SUSE / openSUSE Security Updates · Feb 5, 2026
- openSUSE-SU-2024:0350-1 Security update for govulncheck-vulndb SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:14447-1 govulncheck-vulndb-0.0.20241030T212825-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026