Bluetooth: btintel: fix buffer over-read in btintel_hw_error()
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
2
Source agreement
Tam uyum
Evidence confidence
%63
Short explanation
The CVE-2026-98732 vulnerability in the Linux kernel's Bluetooth btintel subsystem stems from a buffer over-read issue within the btintel_hw_error() function.
This security flaw allows reading data past memory boundaries, potentially causing memory disclosures or unstable states that compromise system stability.
What should be done?
- Follow vendor advisories
- Apply relevant kernel updates
Chain of evidence and sources
CVE-2026-98732 zafiyeti, Linux çekirdeğinin Bluetooth btintel alt sistemindeki btintel_hw_error() fonksiyonunda yer almaktadır.
12 baytlık veri yükü NUL karakteriyle sonlandırılmadığı için tampon aşırı okuma hatası meydana gelmektedir.
Show the technical text from the sources
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btintel: fix buffer over-read in btintel_hw_error() The "Exception info %s" print uses skb->data + 1, but the 12-byte payload is not guaranteed to be NUL-terminated and can be read past its end. Bound the print with "%.*s" and skb->len - 1.
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-2026-98732 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-2026-98732 weaknesses.
Official Sources and Advisories
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