CVE-2023-5753

Potential buffer overflow vulnerabilities in the Zephyr Bluetooth subsystem

State: Published
Severity: 6.3 Medium
Published: Oct 24, 2023
Updated: Feb 13, 2025
Reserved: Oct 24, 2023

Description

Potential buffer overflows in the Bluetooth subsystem due to asserts being disabled in /subsys/bluetooth/host/hci_core.c

Scores

CVSS	Score	Vector	Source
3.1	6.3 Medium	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L	zephyr

Weaknesses

CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CWE-191 Integer Underflow (Wrap or Wraparound)

Affected Products

Product	Versions
Zephyrzephyrproject-rtos	before 3.5Affected

References

https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-hmpr-px56-rvww
http://www.openwall.com/lists/oss-security/2023/11/07/1
http://seclists.org/fulldisclosure/2023/Nov/1
http://packetstormsecurity.com/files/175657/Zephyr-RTOS-3.x.0-Buffer-Overflows.html

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.