SB2026020265 - Multiple vulnerabilities in MediaTek chipsets
Published: February 2, 2026
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 21 secuirty vulnerabilities.
1) Out-of-bounds write (CVE-ID: CVE-2026-20410)
The vulnerability allows a local application to perform service disruption.
The vulnerability exists due to a missing bounds check in imgsys subcomponent. A local application can perform service disruption.
2) Improper Check for Unusual or Exceptional Conditions (CVE-ID: CVE-2026-20419)
The vulnerability allows a local application to perform service disruption.
The vulnerability exists due to an uncaught exception in wlan subcomponent. A local application can perform service disruption.
3) Out-of-bounds write (CVE-ID: CVE-2026-20418)
The vulnerability allows a local application to perform service disruption.
The vulnerability exists due to a missing bounds check in Thread subcomponent. A local application can perform service disruption.
4) Out-of-bounds write (CVE-ID: CVE-2026-20417)
The vulnerability allows a local application to perform service disruption.
The vulnerability exists due to a missing bounds check in pcie subcomponent. A local application can perform service disruption.
5) Double Free (CVE-ID: CVE-2026-20415)
The vulnerability allows a local application to perform service disruption.
The vulnerability exists due to improper locking in imgsys subcomponent. A local application can perform service disruption.
6) Use After Free (CVE-ID: CVE-2026-20414)
The vulnerability allows a local application to perform service disruption.
The vulnerability exists due to use after free in imgsys subcomponent. A local application can perform service disruption.
7) Improper Validation of Specified Index, Position, or Offset in Input (CVE-ID: CVE-2026-20413)
The vulnerability allows a local application to perform service disruption.
The vulnerability exists due to a missing bounds check in imgsys subcomponent. A local application can perform service disruption.
8) Out-of-bounds write (CVE-ID: CVE-2026-20412)
The vulnerability allows a local application to perform service disruption.
The vulnerability exists due to a missing bounds check in cameraisp subcomponent. A local application can perform service disruption.
9) Use After Free (CVE-ID: CVE-2026-20411)
The vulnerability allows a local application to perform service disruption.
The vulnerability exists due to use after free in cameraisp subcomponent. A local application can perform service disruption.
10) Out-of-bounds write (CVE-ID: CVE-2026-20409)
The vulnerability allows a local application to perform service disruption.
The vulnerability exists due to a missing bounds check in imgsys subcomponent. A local application can perform service disruption.
11) Out-of-bounds read (CVE-ID: CVE-2026-20420)
The vulnerability allows a local application to perform a denial of service attack.
The vulnerability exists due to incorrect error handling in modem subcomponent. A local application can perform a denial of service attack.
12) Heap-based Buffer Overflow (CVE-ID: CVE-2026-20408)
The vulnerability allows a local application to execute arbitrary code.
The vulnerability exists due to a heap buffer overflow in wlan subcomponent. A local application can execute arbitrary code.
13) Out-of-bounds write (CVE-ID: CVE-2026-20407)
The vulnerability allows a local application to execute arbitrary code.
The vulnerability exists due to a missing bounds check in wlan subcomponent. A local application can execute arbitrary code.
14) Allocation of Resources Without Limits or Throttling (CVE-ID: CVE-2026-20406)
The vulnerability allows a local application to perform a denial of service attack.
The vulnerability exists due to an uncaught exception in modem subcomponent. A local application can crash the system.
15) Reachable Assertion (CVE-ID: CVE-2026-20405)
The vulnerability allows a local application to perform a denial of service attack.
The vulnerability exists due to a missing bounds check in modem subcomponent. A local application can crash the system.
16) Out-of-bounds write (CVE-ID: CVE-2026-20404)
The vulnerability allows a local application to execute arbitrary code.
The vulnerability exists due to improper input validation in modem subcomponent. A local application can execute arbitrary code.
17) Out-of-bounds write (CVE-ID: CVE-2026-20403)
The vulnerability allows a local application to execute arbitrary code.
The vulnerability exists due to a missing bounds check in modem subcomponent. A local application can execute arbitrary code.
18) Reachable Assertion (CVE-ID: CVE-2026-20422)
The vulnerability allows a local application to perform a denial of service attack.
The vulnerability exists due to improper input validation in modem subcomponent. A local application can crash the system.
19) Out-of-bounds read (CVE-ID: CVE-2026-20421)
The vulnerability allows a local application to perform a denial of service attack.
The vulnerability exists due to improper input validation in modem subcomponent. A local application can crash the system.
20) Out-of-bounds write (CVE-ID: CVE-2026-20402)
The vulnerability allows a local application to execute arbitrary code.
The vulnerability exists due to improper input validation in modem subcomponent. A local application can execute arbitrary code.
21) Reachable Assertion (CVE-ID: CVE-2026-20401)
The vulnerability allows a local application to execute arbitrary code.
The vulnerability exists due to an uncaught exception in modem subcomponent. A local application can execute arbitrary code.
Remediation
Install update from vendor's website.