CVSS 3.1 Score 8.6 of 10 (high)


Published Jan 31, 2024
Updated: Feb 19, 2024
CWE ID 403
CWE ID 668


CVE-2024-21626 is a vulnerability in runc, a CLI tool for running containers on Linux. In versions 1.1.11 and earlier, there is an internal file descriptor leak that allows an attacker to exploit the container and gain access to the host filesystem. This vulnerability can be triggered through the "runc exec" command or by using a malicious image with the "runc run" command. Successful exploitation of this vulnerability can lead to a complete escape from the container and potentially overwrite important host binaries. The issue has been addressed in runc version 1.1.12, which includes patches to fix the vulnerability.

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