CLEANSTART-2026-DE50350

See a problem?
Import Source
https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-DE50350.json
JSON Data
https://api.osv.dev/v1/vulns/CLEANSTART-2026-DE50350
Upstream
Published
2026-09-30T19:46:08Z
Modified
2026-10-01T01:00:08Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
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
Details

Security vulnerability affects the containerd package. 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.

References

Affected packages

CleanStart / containerd

Package

Name
containerd

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.1.3-r3

Database specific

source
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-DE50350.json"