SB2022120543 - Multiple vulnerabilities in MediaTek chipsets



SB2022120543 - Multiple vulnerabilities in MediaTek chipsets

Published: December 5, 2022

Security Bulletin ID SB2022120543
Severity
Low
Patch available
YES
Number of vulnerabilities 19
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 19 secuirty vulnerabilities.


1) Buffer overflow (CVE-ID: CVE-2022-32619)

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

The vulnerability exists due to a boundary error in keyinstall. A local application can trigger memory corruption and execute arbitrary code with elevated privileges.



2) Out-of-bounds write (CVE-ID: CVE-2022-32598)

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

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


3) Out-of-bounds write (CVE-ID: CVE-2022-32597)

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

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


4) Out-of-bounds write (CVE-ID: CVE-2022-32594)

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

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


5) Out-of-bounds write (CVE-ID: CVE-2022-32596)

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

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


6) Buffer overflow (CVE-ID: CVE-2022-32620)

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

The vulnerability exists due to a boundary error within mpu. A local application can trigger memory corruption and execute arbitrary code with elevated privileges.


7) Out-of-bounds read (CVE-ID: CVE-2022-32595)

The vulnerability allows a local application to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within widevine. A local application can trigger an out-of-bounds read error and read contents of memory on the system.


8) Race condition (CVE-ID: CVE-2022-32621)

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

The vulnerability exists due to a race condition within isp component. A local application can exploit the race and escalate privileges on the system.


9) Buffer overflow (CVE-ID: CVE-2022-32622)

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

The vulnerability exists due to a boundary error within the gz component. A local application can trigger memory corruption and execute arbitrary code with elevated privileges.

10) Buffer overflow (CVE-ID: CVE-2022-32624)

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

The vulnerability exists due to a boundary error in throttling. A local application can trigger memory corruption and execute arbitrary code with elevated privileges.

11) Out-of-bounds write (CVE-ID: CVE-2022-32625)

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

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


12) Out-of-bounds write (CVE-ID: CVE-2022-32626)

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

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


13) Out-of-bounds write (CVE-ID: CVE-2022-32628)

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

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


14) Out-of-bounds write (CVE-ID: CVE-2022-32629)

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

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


15) Stack-based buffer overflow (CVE-ID: CVE-2022-32630)

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

The vulnerability exists due to a boundary error in throttling component. A local application can trigger a stack-based buffer overflow and execute arbitrary code with elevated privileges.


16) Out-of-bounds write (CVE-ID: CVE-2022-32631)

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

The vulnerability exists due to a boundary error when processing untrusted input within the Wi-Fi subsystem. A local application can trigger an out-of-bounds write and execute arbitrary code with elevated privileges.


17) Out-of-bounds write (CVE-ID: CVE-2022-32632)

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

The vulnerability exists due to a boundary error when processing untrusted input within the Wi-Fi subsystem. A local application can trigger an out-of-bounds write and execute arbitrary code with elevated privileges.


18) Incorrect Use of Privileged APIs (CVE-ID: CVE-2022-32633)

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

The vulnerability exists due to a logic error within the Wi-Fi subsystem. A local application can gain unauthorized access to memory and escalate privileges on the system.


19) Out-of-bounds write (CVE-ID: CVE-2022-32634)

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

The vulnerability exists due to a boundary error when processing untrusted input within the ccci component. A local application can trigger an out-of-bounds write and execute arbitrary code with elevated privileges.


Remediation

Install update from vendor's website.