title: Realtek Linux/Android Bluetooth Mesh SDK - Buffer Overflow
description: Realtek Linux/Android Bluetooth Mesh SDK has a buffer overflow vulnerability due to insufficient validation for segmented packets’ link parameter. An unauthenticated attacker in the adjacent network can exploit this vulnerability to cause buffer overflow and disrupt service.
problem types: CWE-120 Buffer Overflow
affected:
{
product: Linux/Android Bluetooth Mesh SDK
vendor: Realtek
versions:
lessThanOrEqual: 4.17-4.17-20220127, status: affected, version: unspecified, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: ADJACENT_NETWORK
availabilityImpact: HIGH
baseScore: 6.5
baseSeverity: MEDIUM
confidentialityImpact: NONE
integrityImpact: NONE
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
version: 3.1
]
solutions: Realtek Linux/Android Bluetooth Mesh SDK v4.18-4.18-20220218