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.
CVE-2017-2616
This medium-severity CVE scores 5.5 under NVD CVSS v3. EPSS exploit probability: 0.3%, top 80% of all CVEs by exploit prediction. GitHub Security Advisory enrichment pending alignment with NVD CVSS.
- Lower severity and no public exploit yet
A fix is available — apply it.
- CVSS v3
- 5.5
- EG Score
- 5.5(medium)
- EG Risk
- 25(Track)EG Risk 25/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity55% × 45%Exploitation0% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 0%
- EPSS %ILE
- 20%
- KEV
- Not listed
Published
July 27, 2018
Last Modified
November 21, 2024
References (16)
- secalert@redhathttp://rhn.redhat.com/errata/RHSA-2017-0654.html
- secalert@redhathttp://www.securityfocus.com/bid/96404
- secalert@redhathttp://www.securitytracker.com/id/1038271
- secalert@redhathttps://access.redhat.com/errata/RHSA-2017:0907
- secalert@redhathttps://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2616
- secalert@redhathttps://github.com/karelzak/util-linux/commit/dffab154d29a288aa171ff50263ecc8f2e14a891
- secalert@redhathttps://security.gentoo.org/glsa/201706-02
- secalert@redhathttps://www.debian.org/security/2017/dsa-3793
- af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2017-0654.html
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/96404
- af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1038271
- af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2017:0907
- af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2616
- af854a3a-2127-422b-91ae-364da2661108https://github.com/karelzak/util-linux/commit/dffab154d29a288aa171ff50263ecc8f2e14a891
- af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201706-02
Patch Availability(4)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | uidmap (1:4.2-3.2ubuntu1.17.04.1) @ zesty | 2026-05-28 | ubuntu |
| ubuntu | login (1:4.1.4.2+svn3283-3ubuntu5.2) @ precise | 2026-05-28 | ubuntu |
| redhat | util-linux-0:2.23.2-33.el7_3.2 | 2017-04-12 | redhat |
| redhat | coreutils-0:8.4-46.el6 | 2017-03-21 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Affected Packages
(14 across 6 ecosystems)
Debian:11(3)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| coreutils | — | 8.20-1 | — |
| shadow | — | 1:4.4-4 | — |
| util-linux | — | 2.29.2-1 | — |
Debian:12(3)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| coreutils | — | 8.20-1 | — |
| shadow | — | 1:4.4-4 | — |
| util-linux | — | 2.29.2-1 | — |
Debian:13(3)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| coreutils | — | 8.20-1 | — |
| shadow | — | 1:4.4-4 | — |
| util-linux | — | 2.29.2-1 | — |
Debian:14(3)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| coreutils | — | 8.20-1 | — |
| shadow | — | 1:4.4-4 | — |
| util-linux | — | 2.29.2-1 | — |
Debian:7(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| shadow | 1:4.1.5.1-1 | 1:4.1.5.1-1+deb7u1 | — |
Debian:8(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| shadow | 1:4.2-3, 1:4.2-3+deb8u1, 1:4.2-3+deb8u2 | 1:4.2-3+deb8u3 | — |
Weakness Classification(2)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
All Vendor Advisories
(4)
Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
Data Freshness Timeline
(refreshed 6× in last 7d / 22× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 125 total refreshes for this CVE.
- 2026-09-07 15:56 UTCEPSS rescore
- 2026-09-06 13:43 UTCEPSS rescore
- 2026-09-05 15:23 UTCEPSS rescore
- 2026-09-04 13:56 UTCEPSS rescore
- 2026-09-02 14:07 UTCEPSS rescore
- 2026-09-02 14:07 UTCEPSS rescore
- 2026-09-01 03:31 UTCEPSS rescore
- 2026-08-30 19:13 UTCEPSS rescore
- 2026-08-27 14:21 UTCEPSS rescore
- 2026-08-26 14:41 UTCEPSS rescore
- 2026-08-25 13:44 UTCEPSS rescore
- 2026-08-22 12:07 UTCOSV refresh
- 2026-08-21 23:44 UTCEPSS rescore
- 2026-08-20 22:51 UTCEPSS rescore
- 2026-08-19 16:59 UTCEPSS rescore
- 2026-08-18 13:43 UTCEPSS rescore
- 2026-08-17 13:42 UTCEPSS rescore
- 2026-08-16 14:51 UTCEPSS rescore
- 2026-08-16 02:10 UTCEPSS rescore
- 2026-08-15 01:26 UTCEPSS rescore
- 2026-08-12 13:46 UTCEPSS rescore
- 2026-08-09 13:42 UTCEPSS rescore
- 2026-08-07 16:22 UTCEPSS rescore
- 2026-08-06 14:40 UTCOSV refresh
- 2026-08-06 13:42 UTCEPSS rescore
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- 2026-08-05 19:12 UTCEPSS rescore
- 2026-08-04 15:05 UTCEPSS rescore
- 2026-08-01 04:11 UTCEPSS rescore
- 2026-07-30 16:24 UTCEPSS rescore
- 2026-07-30 01:26 UTCEPSS rescore
- 2026-07-28 15:32 UTCEPSS rescore
- 2026-07-26 14:51 UTCEPSS rescore
- 2026-07-23 14:15 UTCEPSS rescore
- 2026-07-23 01:29 UTCEG score recompute
- 2026-07-22 22:08 UTCEG score recompute▲ 0.80
- 2026-07-22 14:04 UTCEPSS rescore
- 2026-07-22 14:04 UTCEPSS rescore
- 2026-07-21 15:21 UTCEPSS rescore
- 2026-07-21 15:21 UTCEPSS rescore
- 2026-07-21 07:48 UTCOSV refresh
- 2026-07-20 17:04 UTCEPSS rescore
- 2026-07-19 14:28 UTCEPSS rescore
- 2026-07-19 14:28 UTCEPSS rescore
- 2026-07-19 02:26 UTCEPSS rescore
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- 2026-07-18 10:00 UTCEPSS rescore
- 2026-07-16 16:59 UTCEPSS rescore
- 2026-07-16 16:59 UTCEPSS rescore
- 2026-07-15 16:54 UTCEPSS rescore
- 2026-07-15 01:56 UTCEPSS rescore
- 2026-07-15 01:56 UTCEPSS rescore
- 2026-07-13 22:26 UTCEPSS rescore
- 2026-07-12 05:43 UTCEPSS rescore
- 2026-07-11 08:24 UTCEPSS rescore
- 2026-07-09 19:06 UTCEPSS rescore
- 2026-07-07 13:42 UTCEPSS rescore
- 2026-07-06 16:24 UTCEPSS rescore
- 2026-07-06 16:24 UTCEPSS rescore
- 2026-07-06 02:20 UTCEPSS rescore
- 2026-07-06 02:20 UTCEPSS rescore
- 2026-07-05 02:27 UTCEPSS rescore
- 2026-07-04 06:28 UTCEPSS rescore
- 2026-07-04 03:26 UTCOSV refresh
- 2026-07-02 16:54 UTCEPSS rescore
- 2026-07-01 15:02 UTCEPSS rescore
- 2026-06-30 23:19 UTCEPSS rescore
- 2026-06-30 23:19 UTCEPSS rescore
- 2026-06-29 14:03 UTCEPSS rescore
- 2026-06-28 14:04 UTCEPSS rescore
- 2026-06-28 04:53 UTCEPSS rescore
- 2026-06-27 03:06 UTCEPSS rescore
- 2026-06-27 03:05 UTCEPSS rescore
- 2026-06-25 13:47 UTCEPSS rescore
- 2026-06-24 14:02 UTCEPSS rescore
- 2026-06-24 14:02 UTCEPSS rescore
- 2026-06-23 21:30 UTCEPSS rescore
- 2026-06-22 14:23 UTCEPSS rescore
- 2026-06-22 14:23 UTCEPSS rescore
- 2026-06-21 14:54 UTCEPSS rescore
- 2026-06-21 14:54 UTCEPSS rescore
- 2026-06-21 01:57 UTCEPSS rescore
- 2026-06-21 01:57 UTCEPSS rescore
- 2026-06-19 19:23 UTCEPSS rescore
- 2026-06-19 19:23 UTCEPSS rescore
- 2026-06-18 17:50 UTCEPSS rescore
- 2026-06-17 17:50 UTCEPSS rescore
- 2026-06-16 17:50 UTCEPSS rescore
- 2026-06-16 17:50 UTCEPSS rescore
- 2026-06-15 17:45 UTCEPSS rescore
- 2026-06-15 15:13 UTCOSV refresh
- 2026-06-14 23:14 UTCEPSS rescore
- 2026-06-13 22:57 UTCEPSS rescore
- 2026-06-12 23:09 UTCEPSS rescore
- 2026-06-10 22:15 UTCEPSS rescore
- 2026-06-10 13:19 UTCEPSS rescore
- 2026-06-08 14:14 UTCEPSS rescore
- 2026-06-08 14:14 UTCEPSS rescore
- 2026-06-07 15:22 UTCEPSS rescore
- 2026-06-07 15:22 UTCEPSS rescore
- 2026-06-06 13:45 UTCEPSS rescore
Frequently asked(5)
What is CVE-2017-2616?
When was CVE-2017-2616 disclosed?
Is CVE-2017-2616 actively exploited?
What is the CVSS score of CVE-2017-2616?
How do I remediate CVE-2017-2616?
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2017-2616
Is Your Infrastructure Affected by CVE-2017-2616?
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