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CVE-2016-7796

CVE-2016-7796

EPSS 0.9%
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.
Produtos afetados
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Referências
http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00015.htmlhttp://lists.opensuse.org/opensuse-security-announce/2016-10/msg00016.htmlhttp://rhn.redhat.com/errata/RHSA-2017-0003.htmlhttps://bugzilla.redhat.com/show_bug.cgi?id=1381911https://github.com/systemd/systemd/issues/4234#issuecomment-250441246https://rhn.redhat.com/errata/RHBA-2015-2092.htmlhttps://www.agwa.name/blog/post/how_to_crash_systemd_in_one_tweethttp://www.openwall.com/lists/oss-security/2016/09/30/1http://www.securityfocus.com/bid/93250http://www.securitytracker.com/id/1037320