Home/CVE/A memory leak in the Silicon Labs' Bluetooth stack for EFR32 products may cause memory to be exhausted when sending noti
CVE

CVE-2024-0240

A memory leak in the Silicon Labs' Bluetooth stack for EFR32 products may cause memory to be exhausted when sending noti

A memory leak in the Silicon Labs' Bluetooth stack for EFR32 products may cause memory to be exhausted when sending notifications to multiple clients, this results in all Bluetooth operations, such as advertising and scanning, to stop.

MEDIUM · CVSS 6.5 EPSS 0.00032
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-401Missing Release of Memory after Effective Lifetime
CWE-401Missing Release of Memory after Effective Lifetime
▤

Affected Products & Versions

1
silabs gecko software development kit< 4.3.0
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · product-security@silabs.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD15 Feb 2024 · 09:15 PM
CVSS VectorCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://community.silabs.com/069Vm000001AjEfIAKPermissions Required
https://github.com/SiliconLabs/gecko_sdkProduct
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