CVE-2023-4260

Potential off-by-one buffer overflow vulnerability in the Zephyr FS subsystem

State: Published
Severity: 6.3 Medium
Published: Sep 26, 2023
Updated: Feb 13, 2025
Reserved: Aug 8, 2023

Description

Potential off-by-one buffer overflow vulnerability in the Zephyr fuse file system.

Scores

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

Weaknesses

CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CWE-193 Off-by-one Error

Affected Products

Product	Versions
Zephyrzephyrproject-rtos	3.4 and earlierAffected

References

https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-gj27-862r-55wh
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

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