CVE-2022-26446: MediaTek LR12A

High severity, CVSS 7.5. EPSS: 1.1% chance of exploitation in the next 30 days.

In Modem 4G RRC, there is a possible system crash due to improper input validation. This could lead to remote denial of service, when concatenating improper SIB12 (CMAS message), with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY00867883; Issue ID: ALPS07274118.

Affected products

• MediaTek LR12A: affected versions not specified
• MediaTek LR13: affected versions not specified
• MediaTek NR15: affected versions not specified
• MediaTek NR16: affected versions not specified

Published 2022-11-08. Last modified 2026-06-17.