CVE-2017-2616

Impact:
Moderate
Public Date:
2017-02-22
CWE:
CWE-267
Bugzilla:
1418710: CVE-2017-2616 util-linux: Sending SIGKILL to other processes with root privileges via su
A race condition was found in the way su handled the management of child processes. A local authenticated attacker could use this flaw to kill other processes with root privileges under specific conditions.

Find out more about CVE-2017-2616 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v3 metrics

CVSS3 Base Score 5.5
CVSS3 Base Metrics CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity Impact None
Availability Impact High

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux 6 (coreutils) RHSA-2017:0654 2017-03-21
Red Hat Enterprise Linux 7 (util-linux) RHSA-2017:0907 2017-04-12

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 7 shadow-utils Not affected
Red Hat Enterprise Linux 7 coreutils Not affected
Red Hat Enterprise Linux 6 shadow-utils Not affected
Red Hat Enterprise Linux 6 util-linux-ng Not affected
Red Hat Enterprise Linux 5 shadow-utils Not affected
Red Hat Enterprise Linux 5 coreutils Will not fix
Red Hat Enterprise Linux 5 util-linux Not affected

Acknowledgements

Red Hat would like to thank Tobias Stöckmann for reporting this issue.

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