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.
                
            References
                    | Link | Resource | 
|---|---|
| https://github.com/systemd/systemd/issues/4234#issuecomment-250441246 | Exploit Patch Vendor Advisory | 
| http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00016.html | Third Party Advisory | 
| http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00015.html | Third Party Advisory | 
| http://www.openwall.com/lists/oss-security/2016/09/30/1 | Third Party Advisory | 
| https://rhn.redhat.com/errata/RHBA-2015-2092.html | Third Party Advisory | 
| http://www.securityfocus.com/bid/93250 | Third Party Advisory | 
| https://www.agwa.name/blog/post/how_to_crash_systemd_in_one_tweet | Exploit Technical Description Third Party Advisory | 
| https://bugzilla.redhat.com/show_bug.cgi?id=1381911 | Issue Tracking Third Party Advisory VDB Entry | 
| http://rhn.redhat.com/errata/RHSA-2017-0003.html | |
| http://www.securitytracker.com/id/1037320 | 
Configurations
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Information
                Published : 2016-10-13 07:59
Updated : 2017-07-27 18:29
NVD link : CVE-2016-7796
Mitre link : CVE-2016-7796
JSON object : View
CWE
                
                    
                        
                        CWE-20
                        
            Improper Input Validation
Products Affected
                novell
- suse_linux_enterprise_server_for_sap
 - suse_linux_enterprise_server
 - suse_linux_enterprise_desktop
 - suse_linux_enterprise_software_development_kit
 
redhat
- enterprise_linux_desktop
 - enterprise_linux_hpc_node
 - enterprise_linux_workstation
 - enterprise_linux_server
 
systemd_project
- systemd
 


