CVE-2018-15687

High

Description

A race condition in chown_one() of systemd allows an attacker to cause systemd to set arbitrary permissions on arbitrary files. Affected releases are systemd versions up to and including 239.

SeverityHigh

CVSS7.0

Exploit probability—

ProductSystemd

PublishedOct 26, 2018

First seenOct 26, 2018

Weakness typeCWE-362Race condition

How to fix

Update

systemd_project systemd240 or later

Vendor advisories

security.gentoo.org/glsa/201810-10
usn.ubuntu.com/3816-1/

Affected products

Product	Affected versions	Fixed in
systemd_project systemd	235 ≤ v < 240	240
canonical ubuntu_linux	16.04, 18.04, 18.10	—

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