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High severity8.0NVD Advisory· Published Oct 13, 2026· Updated Oct 13, 2026

CVE-2026-83838

CVE-2026-83838

Description

Integer underflow (wrap or wraparound) in Windows Bluetooth A2DP driver allows an authorized attacker to elevate privileges over an adjacent network.

Affected products

1

Microsoft/Windows Bluetooth Driverllm-fuzzy

Patches

Vulnerability mechanics

References

1

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83838nvd

News mentions

0

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CVE-2026-83838 · High · VYPR