CVE-2018-15687

libnss-myhostname: A race condition in chown_one() of systemd allows an attacker to cause systemd to set arbitrary permissions on arbitr...

CVE-2018-15687 is fixed in 14 products on 1 platform, first by libnss-myhostname 237-3ubuntu10.6, released October 25, 2018. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
n/a
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0106
64th percentile

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.

Where it's fixed

ProductFixed inFixReleased
Linux
libnss-myhostname · Ubuntu 18.04.6 LTS (bionic) 237-3ubuntu10.6 libnss-myhostname 237-3ubuntu10.6 Oct 25, 2018
libnss-mymachines · Ubuntu 18.04.6 LTS (bionic) 237-3ubuntu10.6 libnss-mymachines 237-3ubuntu10.6 Oct 25, 2018
libnss-resolve · Ubuntu 18.04.6 LTS (bionic) 237-3ubuntu10.6 libnss-resolve 237-3ubuntu10.6 Oct 25, 2018
libnss-systemd · Ubuntu 18.04.6 LTS (bionic) 237-3ubuntu10.6 libnss-systemd 237-3ubuntu10.6 Oct 25, 2018
libpam-systemd · Ubuntu 18.04.6 LTS (bionic) 237-3ubuntu10.6 libpam-systemd 237-3ubuntu10.6 Oct 25, 2018
libsystemd0 · Ubuntu 18.04.6 LTS (bionic) 237-3ubuntu10.6 libsystemd0 237-3ubuntu10.6 Oct 25, 2018
libudev1 · Ubuntu 18.04.6 LTS (bionic) 237-3ubuntu10.6 libudev1 237-3ubuntu10.6 Oct 25, 2018
systemd · Ubuntu 18.04.6 LTS (bionic) 237-3ubuntu10.6 systemd 237-3ubuntu10.6 Oct 25, 2018
systemd-container · Ubuntu 18.04.6 LTS (bionic) 237-3ubuntu10.6 systemd-container 237-3ubuntu10.6 Oct 25, 2018
systemd-coredump · Ubuntu 18.04.6 LTS (bionic) 237-3ubuntu10.6 systemd-coredump 237-3ubuntu10.6 Oct 25, 2018
systemd-journal-remote · Ubuntu 18.04.6 LTS (bionic) 237-3ubuntu10.6 systemd-journal-remote 237-3ubuntu10.6 Oct 25, 2018
systemd-sysv · Ubuntu 18.04.6 LTS (bionic) 237-3ubuntu10.6 systemd-sysv 237-3ubuntu10.6 Oct 25, 2018
systemd-tests · Ubuntu 18.04.6 LTS (bionic) 237-3ubuntu10.6 systemd-tests 237-3ubuntu10.6 Oct 25, 2018
udev · Ubuntu 18.04.6 LTS (bionic) 237-3ubuntu10.6 udev 237-3ubuntu10.6 Oct 25, 2018

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