SB2022110727 - Multiple vulnerabilities in MediaTek chipsets
Published: November 7, 2022
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 18 secuirty vulnerabilities.
1) Deserialization of Untrusted Data (CVE-ID: CVE-2022-32601)
The vulnerability allows a local application to escalate privileges on the system.
The vulnerability exists due to insecure input validation when processing serialized data within the telephony service. A local application can pass specially crafted data to the service and execute arbitrary code with elevated privileges.
2) Out-of-bounds read (CVE-ID: CVE-2022-32602)
The vulnerability allows a local application to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition in keyinstall. A local application can trigger an out-of-bounds read error and read contents of memory on the system.
3) Reachable Assertion (CVE-ID: CVE-2022-26446)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a reachable assertion within the 4G RRC Modem. A remote attacker can send specially crafted SIB12 (CMAS messages) data to the affected system and perform a denial of service (DoS) attack.
4) Buffer overflow (CVE-ID: CVE-2022-21778)
The vulnerability allows a local application to escalate privileges on the system.
The vulnerability exists due to a boundary error in vpu. A local application can trigger memory corruption and execute arbitrary code with elevated privileges.
5) Out-of-bounds write (CVE-ID: CVE-2022-32603)
The vulnerability allows a local application to escalate privileges on the system.
The vulnerability exists due to a boundary error in gpu drm. A local application can trigger an out-of-bounds write and execute arbitrary code with elevated privileges.
6) Out-of-bounds write (CVE-ID: CVE-2022-32605)
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.
7) Use-after-free (CVE-ID: CVE-2022-32607)
The vulnerability allows a local application to escalate privileges on the system.
The vulnerability exists due to a use-after-free error in aee. A local application can trigger a use-after-free error and execute arbitrary code with elevated privileges.
8) Time-of-check Time-of-use (TOCTOU) Race Condition (CVE-ID: CVE-2022-32608)
The vulnerability allows a local application to escalate privileges on the system.
The vulnerability exists due to a race condition within the jpeg component. A local application can exploit the race and escalate privileges on the system.
9) Use-after-free (CVE-ID: CVE-2022-32609)
The vulnerability allows a local application to escalate privileges on the system.
The vulnerability exists due to a use-after-free error in vcu. A local application can trigger a use-after-free error and execute arbitrary code with elevated privileges.
10) Use-after-free (CVE-ID: CVE-2022-32610)
The vulnerability allows a local application to escalate privileges on the system.
The vulnerability exists due to a use-after-free error in vcu. A local application can trigger a use-after-free error and execute arbitrary code with elevated privileges.
11) Out-of-bounds write (CVE-ID: CVE-2022-32611)
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.
12) Use-after-free (CVE-ID: CVE-2022-32612)
The vulnerability allows a local application to escalate privileges on the system.
The vulnerability exists due to a use-after-free error in vcu. A local application can trigger a use-after-free error and execute arbitrary code with elevated privileges.
13) Use-after-free (CVE-ID: CVE-2022-32613)
The vulnerability allows a local application to escalate privileges on the system.
The vulnerability exists due to a use-after-free error in vcu. A local application can trigger a use-after-free error and execute arbitrary code with elevated privileges.
14) Double Free (CVE-ID: CVE-2022-32614)
The vulnerability allows a local application to escalate privileges on the system.
The vulnerability exists due to a logic error within the audio component. A local application can trigger a double free error and execute arbitrary code with elevated privileges.
15) Out-of-bounds write (CVE-ID: CVE-2022-32615)
The vulnerability allows a local application to escalate privileges on the system.
The vulnerability exists due to a boundary error in ccd. A local application can trigger an out-of-bounds write and execute arbitrary code with elevated privileges.
16) Out-of-bounds write (CVE-ID: CVE-2022-32616)
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.
17) Out-of-bounds write (CVE-ID: CVE-2022-32617)
The vulnerability allows a local application to escalate privileges on the system.
The vulnerability exists due to a boundary error in typec. A local application can trigger an out-of-bounds write and execute arbitrary code with elevated privileges.
18) Out-of-bounds write (CVE-ID: CVE-2022-32618)
The vulnerability allows a local application to escalate privileges on the system.
The vulnerability exists due to a boundary error in typec. A local application can trigger an out-of-bounds write and execute arbitrary code with elevated privileges.
Remediation
Install update from vendor's website.