CVE-2016-7795

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.

CVSS v3.0 NVD

5.5 MEDIUMCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVSS v2.0 NVD

4.9 MEDIUMAV:L/AC:L/Au:N/C:N/I:N/A:C

EPSS

0.63% chance of exploitation in the next 30 days, 49th percentile

Published

2016-10-13

Updated

2024-08-06

Proof-of-concept exploits (1)

• systemd/systemd/issues/423416843★ · 2026-10-17

Security advisories

• http://www.openwall.com/lists/oss-security/2016/09/28/9
• http://www.openwall.com/lists/oss-security/2016/09/30/1
• http://www.securityfocus.com/bid/93223
• http://www.ubuntu.com/usn/USN-3094-1
• https://www.agwa.name/blog/post/how_to_crash_systemd_in_one_tweet

References

• CVE Record
• NVD entry

Related

• CVE-2015-7510
• CVE-2016-7796
• CVE-2018-6954