What is CVE-2026-47243?
CVE-2026-47243 is a guest-root to host-root escape vulnerability in Kata Containers prior to version 3.31.0, affecting the 'runtime-rs standalone virtio-fs' path. This flaw allows an attacker to break out of the lightweight VM and gain full control over the host system. Users should immediately upgrade to version 3.31.0 or later.
Azərbaycanca: CVE-2026-47243 Kata Containers-in 3.31.0-dan əvvəlki versiyalarında, 'runtime-rs standalone virtio-fs' konfiqurasiyası zamanı qonaq (guest) sistemdən host (ev sahibi) sistemə root səviyyəsində escape (qurtulma) zəifliyidir. Bu, təcrid olunmuş VM-dən host-a tam nəzarət əldə etməyə imkan verir. İstifadəçilər dərhal 3.31.0 və ya daha yuxarı versiyaya yeniləməlidir.
FAQ2
Which Kata Containers configuration is affected by CVE-2026-47243?
This vulnerability is exposed when using the 'runtime-rs standalone virtio-fs' configuration.
To which version should users upgrade to mitigate CVE-2026-47243?
Users should immediately upgrade to Kata Containers version 3.31.0 or later.
See also6
This explainer is AI-written from source data — skopnix's own reporting on this CVE; CVSS scores, vendors and versions are never invented. See NVD for the official record.