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CVE-2018-6954

Published: Feb 13, 2018

Modified: Jun 9, 2025

PUBLISHED

Description

systemd-tmpfiles in systemd through 237 mishandles symlinks present in non-terminal path components, which allows local users to obtain ownership of arbitrary files via vectors involving creation of a directory and a file under that directory, and later replacing that directory with a symlink. This occurs even if the fs.protected_symlinks sysctl is turned on.

Vendor	Product	Versions
n/a	n/a	affected `n/a`

References

vendor-advisory

x_refsource_UBUNTU

https://github.com/systemd/systemd/issues/7986

x_refsource_MISC

vendor-advisory

x_refsource_UBUNTU

openSUSE-SU-2019:1450

vendor-advisory

x_refsource_SUSE

[bookkeeper-issues] 20210628 [GitHub] [bookkeeper] padma81 opened a new issue #2746: Security Vulnerabilities in CentOS 7 image, Upgrade image to CentOS 8

mailing-list

x_refsource_MLIST

[bookkeeper-issues] 20210629 [GitHub] [bookkeeper] padma81 opened a new issue #2746: Security Vulnerabilities in CentOS 7 image, Upgrade image to CentOS 8

mailing-list

x_refsource_MLIST

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