Bug 2506355 (CVE-2026-59677)

Summary: CVE-2026-59677 policycoreutils: Policycoreutils: Denial of Service via missing authorization in seunshares
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security <prodsec-ir-bot>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: rhel-process-autobot, watson-tool-maintainers
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
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A flaw was found in policycoreutils through 3.10 in seunshares. Missing authorization lets a local user in an unconfined SELinux context terminate other processes that are also unconfined, including root-owned ones. That can cause denial of service by killing critical processes.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
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Description OSIDB Bzimport 2026-07-23 08:01:19 UTC 
A Missing Authorization vulnerability in selinux policycoreutils seunshares allows a user that is running in unconfined context to kill e.g. root-owned processes running also in
unconfined context






This issue affects policycoreutils through 3.10.