USB: serial: fix dynamic id driver deregistration race
CVSS score
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EPSS probability
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Risk score
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Published
1 d ago
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Vulnerability description
CVE AI research
DayBreach AI Explanation
Verified against sourcesSources read
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Source agreement
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Evidence confidence
%63
Short explanation
A race condition vulnerability has been identified in the Linux kernel's USB serial subsystem during the dynamic ID driver deregistration process. This issue is resolved by ensuring dynamic IDs are freed only after the driver has been deregistered and the "new_id" attribute is removed to prevent ID leaks from racing writes.
Kernel-level race conditions are significant for component security as they can lead to system instability or memory management issues.
What should be done?
- Follow vendor advisories and updates
- Review the relevant kernel patch references
Chain of evidence and sources
Linux çekirdeğinin USB seri alt sisteminde dinamik kimlik sürücüsü kaydı silme yarış durumu giderilmiştir.
Dinamik kimlikler, sürücü kaydı silindikten ve new_id niteliği kaldırıldıktan sonra serbest bırakılmaktadır.
Show the technical text from the sources
In the Linux kernel, the following vulnerability has been resolved: USB: serial: fix dynamic id driver deregistration race Only free the dynamic ids after having deregistered the driver and removed the "new_id" attribute to avoid leaking any id added by a racing write to the attribute.
Explanation produced with the local gemini-flash-lite-latest model. Numerical metrics and the KEV, patch and exploit statuses are not determined by AI.
IMPACT: Affected Products and Software
RED HAT CSAF/VEX: Product Impact Check
SCORING: CVSS from Multiple Sources
CVSS Scores
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| SCORE | VERSION | SEVERITY | VECTOR | SOURCE |
|---|---|---|---|---|
| The sources have not yet published a verified CVSS metric. | ||||
Patch and Remediation Guide
Solution & Remediation Advisory
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Public exploit and active exploitation status
Verified exploit intelligence
No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.
Weakness Classification and Attack Patterns (CWE & CAPEC)
CWE - Common Weakness Enumeration
While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-98697 is associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-98697 weaknesses.
Official Sources and Advisories
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