SB2021080535 - Multiple vulnerabilities in MediaTek chipsets
Published: August 5, 2021 Updated: March 7, 2023
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 19 secuirty vulnerabilities.
1) Information Exposure (CVE-ID: CVE-2021-0415)
The vulnerability allows a local application to gain access to sensitive information.
The vulnerability exists due to a missing permission check within memory management driver. A local application can gain access to sensitive information.
2) Improper Input Validation (CVE-ID: CVE-2021-0628)
The vulnerability allows a local privileged application to execute arbitrary code.
The vulnerability exists due to improper input validation within OMA DRM. A local privileged application can execute arbitrary code.
3) Integer overflow (CVE-ID: CVE-2021-0627)
The vulnerability allows a local privileged application to execute arbitrary code.
The vulnerability exists due to an integer overflow within OMA DRM. A local privileged application can execute arbitrary code.
4) Out-of-bounds write (CVE-ID: CVE-2021-0626)
The vulnerability allows a local privileged application to execute arbitrary code.
The vulnerability exists due to a missing bounds check within ged. A local privileged application can execute arbitrary code.
5) Resource exhaustion (CVE-ID: CVE-2021-0420)
The vulnerability allows a local application to perform service disruption.
The vulnerability exists due to a missing bounds check within memory management driver. A local application can perform service disruption.
6) Resource exhaustion (CVE-ID: CVE-2021-0419)
The vulnerability allows a local application to perform service disruption.
The vulnerability exists due to improper input validation within memory management driver. A local application can perform service disruption.
7) Resource exhaustion (CVE-ID: CVE-2021-0418)
The vulnerability allows a local application to perform service disruption.
The vulnerability exists due to improper input validation within memory management driver. A local application can perform service disruption.
8) Use of Insufficiently Random Values (CVE-ID: CVE-2021-0417)
The vulnerability allows a local application to gain access to sensitive information.
The vulnerability exists due to improper input validation within memory management driver. A local application can gain access to sensitive information.
9) Improper Input Validation (CVE-ID: CVE-2021-0416)
The vulnerability allows a local application to gain access to sensitive information.
The vulnerability exists due to improper input validation within memory management driver. A local application can gain access to sensitive information.
10) Improper Check or Handling of Exceptional Conditions (CVE-ID: CVE-2021-0408)
The vulnerability allows a local application to gain access to sensitive information.
The vulnerability exists due to an incorrect bounds check within asf extractor. A local application can gain access to sensitive information.
11) Improper Check or Handling of Exceptional Conditions (CVE-ID: CVE-2021-0573)
The vulnerability allows a local application to execute arbitrary code.
The vulnerability exists due to a missing bounds check within asf extractor. A local application can execute arbitrary code.
12) Write-what-where Condition (CVE-ID: CVE-2021-0407)
The vulnerability allows a local privileged application to execute arbitrary code.
The vulnerability exists due to an incorrect bounds check within clk driver. A local privileged application can execute arbitrary code.
13) Out-of-bounds read (CVE-ID: CVE-2021-0582)
The vulnerability allows a local application to gain access to sensitive information.
The vulnerability exists due to a missing bounds check within wifi driver. A local application can gain access to sensitive information.
14) Out-of-bounds read (CVE-ID: CVE-2021-0581)
The vulnerability allows a local application to gain access to sensitive information.
The vulnerability exists due to a missing bounds check within wifi driver. A local application can gain access to sensitive information.
15) Integer underflow (CVE-ID: CVE-2021-0580)
The vulnerability allows a local application to gain access to sensitive information.
The vulnerability exists due to a missing bounds check within wifi driver. A local application can gain access to sensitive information.
16) Buffer over-read (CVE-ID: CVE-2021-0579)
The vulnerability allows a local application to gain access to sensitive information.
The vulnerability exists due to a missing bounds check within wifi driver. A local application can gain access to sensitive information.
17) Out-of-bounds read (CVE-ID: CVE-2021-0578)
The vulnerability allows a local application to gain access to sensitive information.
The vulnerability exists due to a missing bounds check within wifi driver. A local application can gain access to sensitive information.
18) Heap-based Buffer Overflow (CVE-ID: CVE-2021-0576)
The vulnerability allows a local application to execute arbitrary code.
The vulnerability exists due to a missing bounds check within flv extractor. A local application can execute arbitrary code.
19) Out-of-bounds write (CVE-ID: CVE-2021-0574)
The vulnerability allows a local application to execute arbitrary code.
The vulnerability exists due to a missing bounds check within asf extractor. A local application can execute arbitrary code.
Remediation
Install update from vendor's website.