CVE-2026-44634

Stack buffer overflows in SimpleBLE

State: Published
Severity: 8.7 High
Published: Jun 9, 2026
Updated: Jun 10, 2026
Reserved: May 7, 2026

Description

SimpleBLE is a cross-platform library and bindings for Bluetooth Low Energy (BLE). Prior to version 0.14.0, there are multiple stack-based buffer overflow vulnerabilities in SimpleBLE. There is a stack overflow vulnerability in the dongl backend’s Protocol::simpleble_write function (local, caller-controlled input). A stack overflow vulnerability when processing manufacturer-specific data in BLE advertisements (remote, no pairing or connection required). Lastly, a stack overflow vulnerability when processing service data in BLE advertisements (remote, no pairing or connection required). This issue has been patched in version 0.14.0.

Scores

CVSS	Score	Vector	Source
4.0	8.7 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N	GitHub_M

Weaknesses

CWE-121 Stack-based Buffer Overflow
CWE-787 Out-of-bounds Write

Affected Products

Product	Versions
simpleblesimpleble	< 0.14.0Affected

References

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