title: FS: Buffer Overflow when enabling Long File Names in FAT_FS and calling fs_stat
description: FS: Buffer Overflow when enabling Long File Names in FAT_FS and calling fs_stat. Zephyr versions >= v1.14.2, >= v2.3.0 contain Stack-based Buffer Overflow (CWE-121). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-7fhv-rgxr-x56h
problem types: Stack-based Buffer Overflow (CWE-121)
affected:
{
product: zephyr
vendor: zephyrproject-rtos
versions:
lessThan: unspecified, status: affected, version: v1.14.2, versionType: custom
lessThan: unspecified, status: affected, version: v2.3.0, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: LOCAL
availabilityImpact: LOW
baseScore: 6.3
baseSeverity: MEDIUM
confidentialityImpact: LOW
integrityImpact: LOW
privilegesRequired: LOW
scope: CHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L
version: 3.1
]