Loop with Unreachable Exit Condition ('Infinite Loop') The advisory has been revoked - it doesn't affect any version of package systemd (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU1404-SYSTEMD-617235
- published26 Oct 2017
- disclosed26 Oct 2017
Introduced: 26 Oct 2017
CVE-2017-15908 (opens in a new tab)Amendment
The Ubuntu security team deemed this advisory irrelevant for Ubuntu:14.04.
NVD Description
Note: Versions mentioned in the description apply only to the upstream systemd package and not the systemd package as distributed by Ubuntu.
In systemd 223 through 235, a remote DNS server can respond with a custom crafted DNS NSEC resource record to trigger an infinite loop in the dns_packet_read_type_window() function of the 'systemd-resolved' service and cause a DoS of the affected service.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-15908
- https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1725351
- https://security-tracker.debian.org/tracker/CVE-2017-15908
- https://github.com/systemd/systemd/pull/7184
- http://www.securityfocus.com/bid/101600
- http://www.securitytracker.com/id/1039662
- https://usn.ubuntu.com/3558-1/