#VU69012 Out-of-bounds write in MediaTek products - CVE-2022-32616

Vulnerability identifier: #VU69012

Vulnerability risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-32616

CWE-ID: CWE-787

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
MT6983
Mobile applications / Mobile firmware & hardware
MT8871
Mobile applications / Mobile firmware & hardware
MT8891
Mobile applications / Mobile firmware & hardware

Vendor: MediaTek

Description

The vulnerability allows a local application to escalate privileges on the system.

The vulnerability exists due to a boundary error in isp. A local application can trigger an out-of-bounds write and execute arbitrary code with elevated privileges.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

MT6983: All versions

MT8871: All versions

MT8891: All versions

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

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.