CVE-2022-26446

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-11-08 · updated 2026-06-17
Weakness: CWE-617

Description

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: all versions
Mediatek Lr13: all versions
Mediatek Nr15: all versions
Mediatek Nr16: all versions

References

https://corp.mediatek.com/product-security-bulletin/November-2022
https://corp.mediatek.com/product-security-bulletin/November-2022

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