high
8.8
CWE
119 120
Advisory Published
CVE Published
Updated

CVE-2018-15688: Out-of-Bounds write in systemd-networkd dhcpv6 option handling

First published: Mon Oct 15 2018(Updated: )

A buffer overflow vulnerability in the dhcp6 client of systemd allows a malicious dhcp6 server to overwrite heap memory in systemd-networkd. Affected releases are systemd: versions up to and including 239.

Credit: security@ubuntu.com

Affected SoftwareAffected VersionHow to fix
debian/network-manager
1.30.6-1+deb11u1
1.42.4-1
1.49.90-2
1.50.0-1
debian/systemd
247.3-7+deb11u5
247.3-7+deb11u6
252.30-1~deb12u2
256.6-1
256.7-1
systemd<=239
Debian GNU/Linux=8.0
Ubuntu Linux=16.04
Ubuntu Linux=18.04
Ubuntu Linux=18.10
redhat enterprise Linux desktop=7.0
redhat enterprise Linux server=7.0
redhat enterprise Linux server aus=7.6
redhat enterprise Linux server eus=7.6
redhat enterprise Linux server tus=7.6
redhat enterprise Linux workstation=7.0

Remedy

https://github.com/systemd/systemd/pull/10518

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Reference Links

Frequently Asked Questions

  • What is the vulnerability ID for this vulnerability?

    The vulnerability ID is CVE-2018-15688.

  • What is the severity of CVE-2018-15688?

    The severity of CVE-2018-15688 is high.

  • Which software versions are affected by CVE-2018-15688?

    Versions up to and including 239 of systemd are affected by CVE-2018-15688.

  • How does CVE-2018-15688 work?

    CVE-2018-15688 is a buffer overflow vulnerability in the dhcp6 client of systemd, allowing a malicious dhcp6 server to overwrite heap memory in systemd-networkd.

  • Are there any fixes available for CVE-2018-15688?

    Yes, there are fixes available for CVE-2018-15688. Please refer to the provided references for more information.

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