CVE-2026-47243
Kata guest escape: runtime-rs guest-root to host-root escape via virtiofs in github.com/kata-containers/kata-containers
Description
Kata guest escape: runtime-rs guest-root to host-root escape via virtiofs in github.com/kata-containers/kata-containers
How to fix CVE-2026-47243
To remediate CVE-2026-47243, upgrade the affected package to a fixed version below.
- Go/github.com/kata-containers/kata-containers—upgrade to 0.0.0-20260519062212-ffa59ce3aa78 or later
- Go/github.com/kata-containers/kata-containers—upgrade to 0.0.0-20260519062212-ffa59ce3aa78 or later
Is CVE-2026-47243 being exploited?
No exploitation signal available. Neither CISA KEV nor a current EPSS score has been published for CVE-2026-47243.
Affected packages (2)
- from 0, < 0.0.0-20260519062212-ffa59ce3aa78
- from 0, < 0.0.0-20260519062212-ffa59ce3aa78
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N/E:P |