What’s Vulnerable › Vulnerabilities

CVE-2023-3024: Bluetooth LE segmented 'prepare write response' packet may lead to out-of-bounds memory access

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-09-29 · updated 2026-06-17
• Weakness: CWE-787

Description

Forcing the Bluetooth LE stack to segment 'prepare write response' packets can lead to an out-of-bounds memory access.

Affected products

• silabs.com Gecko Platform: from 1.0.0 before 6.0.0 — fixed in 6.0.0

How to fix

Upgrade to a fixed version: silabs.com Gecko Platform 6.0.0. Check the vendor advisory for mitigations.

References

• https://github.com/SiliconLabs/gecko_sdk
• https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/0698Y00000ViQvHQAV/?operationContext=S1
• https://github.com/SiliconLabs/gecko_sdk
• https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/0698Y00000ViQvHQAV/?operationContext=S1

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