CVE-2025-62161 – youki container escape via “masked path” abuse due to mount race conditions

CVE ID : CVE-2025-62161

Published : Nov. 6, 2025, 12:15 a.m. | 1 hour, 13 minutes ago

Description : Youki is a container runtime written in Rust. In versions 0.5.6 and below, the initial validation of the source /dev/null is insufficient, allowing container escape when youki utilizes bind mounting the container’s /dev/null as a file mask. This issue is fixed in version 0.5.7.

Severity: 7.3 | HIGH

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