CVE-2016-7796
The manager_dispatch_notify_fd function in systemd allows local users to cause a denial of service (system hang) via a zero-length message received over a notify socket, which causes an error to be returned and the notification handler to be disabled.
- Score
- CVSS 3.0 5.5 Medium
- Status
- Modified - cve@mitre.org
- Published
- 2016-10-13
- Last modified
- 2024-08-06
- Weaknesses
- CWE-20
Affected products
- Suse Linux Enterprise Desktop (Novell)
- Suse Linux Enterprise Server (Novell)
- Suse Linux Enterprise Server For Sap (Novell)
- Suse Linux Enterprise Software Development Kit (Novell)
- Enterprise Linux Desktop (Redhat)
- Enterprise Linux Hpc Node (Redhat)
- Enterprise Linux Server (Redhat)
- Enterprise Linux Workstation (Redhat)
- Systemd (Systemd Project)
References
- http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00015.html
- http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00016.html
- http://rhn.redhat.com/errata/RHSA-2017-0003.html
- http://www.openwall.com/lists/oss-security/2016/09/30/1
- http://www.securityfocus.com/bid/93250
- http://www.securitytracker.com/id/1037320
- https://bugzilla.redhat.com/show_bug.cgi?id=1381911
- https://github.com/systemd/systemd/issues/4234#issuecomment-250441246
- https://rhn.redhat.com/errata/RHBA-2015-2092.html
- https://www.agwa.name/blog/post/how_to_crash_systemd_in_one_tweet
