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 |
|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00015.html | Third Party Advisory |
| http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00016.html | Third Party Advisory |
| http://rhn.redhat.com/errata/RHSA-2017-0003.html | |
| http://www.openwall.com/lists/oss-security/2016/09/30/1 | Third Party Advisory |
| http://www.securityfocus.com/bid/93250 | Third Party Advisory |
| http://www.securitytracker.com/id/1037320 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1381911 | Issue Tracking Third Party Advisory VDB Entry |
| https://github.com/systemd/systemd/issues/4234#issuecomment-250441246 | Exploit Patch Vendor Advisory |
| https://rhn.redhat.com/errata/RHBA-2015-2092.html | Third Party Advisory |
| https://www.agwa.name/blog/post/how_to_crash_systemd_in_one_tweet | Exploit Technical Description Third Party Advisory |
Configurations
Configuration 1 (hide)
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Configuration 2 (hide)
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Configuration 3 (hide)
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History
12 Sep 2023, 14:45
| Type | Values Removed | Values Added |
|---|---|---|
| CPE | cpe:2.3:a:novell:suse_linux_enterprise_software_development_kit:12.0:sp1:*:*:*:*:*:* |
Information
Published : 2016-10-13 14:59
Updated : 2023-12-10 11:46
NVD link : CVE-2016-7796
Mitre link : CVE-2016-7796
CVE.ORG link : CVE-2016-7796
JSON object : View
Products Affected
redhat
- enterprise_linux_desktop
- enterprise_linux_server
- enterprise_linux_workstation
- enterprise_linux_hpc_node
novell
- suse_linux_enterprise_server_for_sap
- suse_linux_enterprise_desktop
- suse_linux_enterprise_server
- suse_linux_enterprise_software_development_kit
systemd_project
- systemd
CWE
CWE-20
Improper Input Validation