CVE-2017-2616
Published: August 31, 2023Last modified: August 31, 2023
Description
A race condition was found in util-linux before 2.32.1 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.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 4.7 |
| Attack Vector | LOCAL |
| Attack complexity | HIGH |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | NONE |
| Integrity impact | NONE |
| Availability impact | HIGH |
| Vector | CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | shadow | Not affected (4.13-r0) |
| Stream | shadow | Not affected (4.13-r6) |
References
- http://rhn.redhat.com/errata/RHSA-2017-0654.html
- http://www.securityfocus.com/bid/96404
- http://www.securitytracker.com/id/1038271
- https://access.redhat.com/errata/RHSA-2017:0907
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2616
- https://github.com/karelzak/util-linux/commit/dffab154d29a288aa171ff50263ecc8f2e14a891
- https://security.gentoo.org/glsa/201706-02
- https://www.debian.org/security/2017/dsa-3793