Vulnerability

CVE-2021-25477

Component: CELLULAR
Location: FIRMWARE
An improper error handling in Mediatek RRC Protocol stack prior to SMR Oct-2021 Release 1 allows modem crash and remote denial of service.

Impact

Severity (Manufact.)

HIGH

Severity (NIST)

4.9

Severity (Android)

N/A

Chipsets

46

Devices

1184

Affected Hardware

NameAlso known asManufacturer
MT6735
MediaTek
MT6737
MediaTek
MT6739
MediaTek
MT6750S
MediaTek
MT6762V/WB
Helio A25
MediaTek
MT6762V/WD
Helio A25
MediaTek
MT6757
Helio P20
MediaTek
MT6762
Helio P22
MediaTek
MT6765
Helio P35
MediaTek
MT6771
Helio P60
MediaTek
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Timeline

Introduced (est):
Apr 1, 2015
Reported:
Unknown
Advisory Published:
Apr 6, 2022
CVE Published:
Oct 6, 2021
Android Patch Level:
Apr 2022
For more information and a detailed analysis of the data presented on this website, please see our paper, to be presented at NDSS'25.
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