Vulnerability CVE-2018-6954


Published: 2018-02-13

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.

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

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