Thread Priority Manipulation in Eclipse ThreadX by Eclipse
CVE-2025-55079

5.7MEDIUM

Key Information:

Vendor

Eclipse Foundation

Status
Threadx
Vendor
CVE Published:
15 October 2025

What is CVE-2025-55079?

A vulnerability exists in Eclipse ThreadX prior to version 6.4.3, where the thread module fails to properly enforce its maximum priority setting. This oversight can allow an attacker to gain unauthorized access to a thread operating at a higher priority than intended, potentially leading to a denial of service condition. By exploiting this flaw, malicious entities may disrupt the normal functioning of applications relying on Eclipse ThreadX.

Affected Version(s)

ThreadX 0 < 6.4.3

References

https://github.com/eclipse-threadx/threadx/security/advis...
vendor-advisory

CVSS V4

Score:
5.7
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

amgross
JSON
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CVE-2025-55079 : Thread Priority Manipulation in Eclipse ThreadX by Eclipse