Out-of-bounds write in MediaTek products - CVE-2022-26447
Published: September 5, 2022 / Updated: September 5, 2022
Vulnerability identifier: #VU66957
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2022-26447
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: MediaTek
Affected software:
MT6580
MT6735
MT6737
MT6739
MT6750S
MT6753
MT6755S
MT6757
MT6757C
MT6757CD
MT6757CH
MT6763
MT6771
MT8163
MT8167
MT8167S
MT8173
MT8183
MT8321
MT8362A
MT8385
MT8518
MT8532
MT8765
MT8788
MT6580
MT6735
MT6737
MT6739
MT6750S
MT6753
MT6755S
MT6757
MT6757C
MT6757CD
MT6757CH
MT6763
MT6771
MT8163
MT8167
MT8167S
MT8173
MT8183
MT8321
MT8362A
MT8385
MT8518
MT8532
MT8765
MT8788
Detailed vulnerability description
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted input in BT firmware. A remote attacker can trigger out-of-bounds write and execute arbitrary code on the target system.
How to mitigate CVE-2022-26447
Install updates from vendor's website.