CVE-2022-26527: realtek bluetooth_mesh_software_development_kit Classic Buffer Overflow

Vulnerability summary

CVE-2022-26527 is a medium (CVSS 6.5) Classic Buffer Overflow vulnerability in realtek bluetooth_mesh_software_development_kit. EPSS estimates a 0.47% chance of exploitation in the next 30 days, higher than 39.2% of scored vulnerabilities.

Timeline

1. 30-08-2022
   PublishedVulnerability first disclosed.
2. 16-09-2024
   Last modifiedVulnerability information updated.

Description

Realtek Linux/Android Bluetooth Mesh SDK has a buffer overflow vulnerability due to insufficient validation for the size of segmented packets’ reference parameter. An unauthenticated attacker in the adjacent network can exploit this vulnerability to cause buffer overflow and disrupt service.

• CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.