Vulnerability DatabaseCVE-2016-7795
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CVE-2016-7795
Published:October 13, 2016
Updated:May 23, 2026
The manager_invoke_notify_message function in systemd 231 and earlier allows local users to cause a denial of service (assertion failure and PID 1 hang) via a zero-length message received over a notify socket.
Related Resources (12)
https://access.redhat.com/security/cve/CVE-2016-7795
http://www.openwall.com/lists/oss-security/2016/09/28/9
https://www.agwa.name/blog/post/how_to_crash_systemd_in_one_tweet
http://www.ubuntu.com/usn/USN-3094-1
https://github.com/systemd/systemd/issues/4234
https://people.canonical.com/~ubuntu-security/cve/CVE-2016-7795
http://rhn.redhat.com/errata/RHSA-2016-2694.html
http://www.openwall.com/lists/oss-security/2016/09/30/1
http://www.securitytracker.com/id/1037320
http://rhn.redhat.com/errata/RHSA-2016-2610.html
https://security-tracker.debian.org/tracker/CVE-2016-7795
http://www.securityfocus.com/bid/93223
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CVSS v4
Base Score:
6.8
Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.5
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
Improper Input Validation
CWE-20
EPSS
Base Score:
0.16