CVE-2019-18837

HighCVSS 8.6/10Last modified Jun 17, 2026

Description

An issue was discovered in crun before 0.10.5. With a crafted image, it doesn't correctly check whether a target is a symlink, resulting in access to files outside of the container. This occurs in libcrun/linux.c and libcrun/chroot_realpath.c.

Metrics

CVSS 3.1 8.6/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

Weakness enumeration

CWE-59

Affected software

Vendor	Product	Versions
crun	crun	before 0.10.5

References

Timeline

Published: Nov 13, 2019
Last modified: Jun 17, 2026
NVD status: Modified

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