Out-of-bounds write in UNISOC products - CVE-2022-47457

Vulnerability identifier: #VU72828

CSH Severity: Low

CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear

CVE-ID: CVE-2022-47457

CWE-ID: CWE-787

Exploitation vector: Local access

Exploit availability: No public exploit available

Vendor: UNISOC

Affected software:
SC9863A
SC9832E
SC7731E
T610
T310
T606
T760
T618
T612
T616
T770
T820
S8000

The vulnerability allows a local application to read and manipulate data.

The vulnerability exists due to a possible missing params check within the fm driver in Kerenl. A local application can read and manipulate data.

Install security update from vendor's website.

• https://www.unisoc.com/en_us/secy/announcementDetail/1632612109718192129