Race Condition Vulnerability

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Summary

CVECVE-2026-3006
StatePUBLISHED
AssignerCSA
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-04-27 03:15:59 UTC
Updated2026-07-15 02:20:55 UTC
DescriptionSuccessful exploitation of the race condition vulnerability could allow an attacker to trigger a kernel heap overflow, potentially leading to local privilege escalation and granting system-level access to the affected software.

Risk And Classification

Primary CVSS: v3.1 7 HIGH from ADP

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.001020000 probability, percentile 0.011280000 (date 2026-07-18)

Problem Types: CWE-362 | CWE-368 | CWE-362 CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') | CWE-368 Context Switching Race Condition

VersionSourceTypeScoreSeverityVector
3.1ADPCVSS7HIGHCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
3.15f57b9bf-260d-4433-bf07-b6a79e9bb7d4Secondary7HIGHCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
3.10b0ca135-0b70-47e7-9f44-1890c2a1c46cSecondary7HIGHCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1CNACVSS7HIGHCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA WinFSP WinFSP affected 2.1.25156 and lower Not specified
ADP Red Hat Red Hat Advanced Cluster Management For Kubernetes 2 Not specified Not specified

References

ReferenceSourceLinkTags
github.com/winfsp/winfsp/releases/tag/v2.2B1 5f57b9bf-260d-4433-bf07-b6a79e9bb7d4 github.com
access.redhat.com/security/cve/CVE-2026-3006 0b0ca135-0b70-47e7-9f44-1890c2a1c46c access.redhat.com
www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-043 5f57b9bf-260d-4433-bf07-b6a79e9bb7d4 www.csa.gov.sg
bugzilla.redhat.com/show_bug.cgi 0b0ca135-0b70-47e7-9f44-1890c2a1c46c bugzilla.redhat.com
security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-3006.json 0b0ca135-0b70-47e7-9f44-1890c2a1c46c security.access.redhat.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Tay Kiat Loong (en)

Additional Advisory Data

SourceTimeEvent
ADP2026-04-27T03:00:56.396ZReported to Red Hat.
ADP2026-04-27T02:35:17.773ZMade public.

Solutions

CNA: Users and administrators of affected product versions are advised to update to the latest version immediately.

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