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CVE-2016-4989: setroubleshoot allows local users to bypass an intended container protection mechanism and execute arbitrary c

39
Routine
HIGH 7.0WATCHLISTUPGRADEMITIGATEMITIGATE

CVE-2016-4989 is a high-severity flaw (CVSS 7.0) affecting setroubleshoot, enterprise linux desktop, enterprise linux hpc node. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

setroubleshoot allows local users to bypass an intended container protection mechanism and execute arbitrary commands by (1) triggering an SELinux denial with a crafted file name, which is handled by the _set_tpath function in audit_data.py or via a crafted (2) local_id or (3) analysis_id field in a crafted XML document to the run_fix function in SetroubleshootFixit.py, related to the subprocess.check_output and commands.getstatusoutput functions

Why this priority

  • High severity
  • On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score7.0 (High)
Attack vectorLocal
Attack complexityHigh
Privileges neededLow
User interactionNone
EPSS exploit chance0.5% (top 60%)
CISA exploited listNo
WeaknessCWE-77
Published2017-04-11
Last modified2026-06-17
Publisher (CNA): Red Hat, Inc. · Vendor: redhat · setroubleshoot project

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Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

setroubleshoot project setroubleshoot UPGRADE
Affected: <= -
Fixed in: newer than -
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy setroubleshoot || rpm -q setroubleshoot || setroubleshoot --version
2. UPGRADE to newer than - (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade setroubleshoot
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade setroubleshoot
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
redhat enterprise linux desktop MITIGATE
Affected: 7.0
Fixed in: no fixed release known
Safe to downgrade to: a release before 7.0
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
redhat enterprise linux hpc node MITIGATE
Affected: 7.0
Fixed in: no fixed release known
Safe to downgrade to: a release before 7.0
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
redhat enterprise linux server MITIGATE
Affected: 7.0
Fixed in: no fixed release known
Safe to downgrade to: a release before 7.0
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
redhat enterprise linux workstation MITIGATE
Affected: 7.0
Fixed in: no fixed release known
Safe to downgrade to: a release before 7.0
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2016-4989?

setroubleshoot: upgrade to newer than -; enterprise linux desktop: mitigate or apply the listed mitigation; enterprise linux hpc node: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2016-4989 being exploited?

CVE-2016-4989 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2016-4989 affect?

CVE-2016-4989 affects setroubleshoot, enterprise linux desktop, enterprise linux hpc node. Severity is high (CVSS 7.0). setroubleshoot allows local users to bypass an intended container protection mechanism and execute arbitrary commands by (1) triggering an SELinux denial with a crafted file name, which is handled by the _set_tpath function in audit_data.py

How urgent is CVE-2016-4989?

Priority 39/100. High severity; On your watchlist

Related CVEs

References

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