CVE-2019-18837

Published: Nov 13, 2019

Modified: Aug 5, 2024

PUBLISHED

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.

Vendor	Product	Versions
crun	crun	affected `before 0.10.5`

References

https://github.com/containers/crun/pull/173

x_refsource_MISC

https://github.com/containers/crun/releases/tag/0.10.5

x_refsource_CONFIRM

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ITB2UNEGHXZUR3ATYHWPSK5LJB36N7AP/

x_refsource_MISC

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DTA5SJUAKQUK6HRY2CZVJUIZP5BO3EOG/

x_refsource_MISC

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CVE-2019-18837

Description

Affected Products

References