SB2023070326 - Multiple vulnerabilities in MediaTek chipsets

Description

This security bulletin contains information about 24 vulnerabilities.

1) Integer overflow (CVE-ID: CVE-2023-20754)

CWE-ID: CWE-190 - Integer overflow

CVSSv4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

The vulnerability allows a local privileged application to execute arbitrary code.

The vulnerability exists due to an integer overflow within keyinstall. A local privileged application can execute arbitrary code.

2) Improper input validation (CVE-ID: CVE-2023-20755)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

The vulnerability allows a local privileged application to execute arbitrary code.

The vulnerability exists due to an integer overflow within keyinstall. A local privileged application can execute arbitrary code.

3) Out-of-bounds write (CVE-ID: CVE-2023-20753)

CWE-ID: CWE-787 - Out-of-bounds write

CVSSv4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

The vulnerability allows a local privileged application to execute arbitrary code.

The vulnerability exists due to a logic error within rpmb. A local privileged application can execute arbitrary code.

4) Integer overflow (CVE-ID: CVE-2023-20756)

CWE-ID: CWE-190 - Integer overflow

CVSSv4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

The vulnerability allows a local privileged application to execute arbitrary code.

The vulnerability exists due to an integer overflow within keyinstall. A local privileged application can execute arbitrary code.

5) Improper input validation (CVE-ID: CVE-2023-20757)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

The vulnerability allows a local privileged application to execute arbitrary code.

The vulnerability exists due to a missing bounds check within cmdq. A local privileged application can execute arbitrary code.

6) Improper input validation (CVE-ID: CVE-2023-20758)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]

The vulnerability allows a local privileged application to perform service disruption.

The vulnerability exists due to a missing bounds check within cmdq. A local privileged application can perform service disruption.

7) Improper input validation (CVE-ID: CVE-2023-20759)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]

The vulnerability allows a local privileged application to perform service disruption.

The vulnerability exists due to a missing bounds check within cmdq. A local privileged application can perform service disruption.

8) Improper input validation (CVE-ID: CVE-2023-20760)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

The vulnerability allows a local privileged application to execute arbitrary code.

The vulnerability exists due to a missing bounds check within apu. A local privileged application can execute arbitrary code.

9) Improper input validation (CVE-ID: CVE-2023-20761)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

The vulnerability allows a local privileged application to execute arbitrary code.

The vulnerability exists due to a missing bounds check within ril. A local privileged application can execute arbitrary code.

10) Improper input validation (CVE-ID: CVE-2023-20766)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

The vulnerability allows a local privileged application to execute arbitrary code.

The vulnerability exists due to a missing bounds check within gps. A local privileged application can execute arbitrary code.

11) Improper input validation (CVE-ID: CVE-2023-20767)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

The vulnerability allows a local privileged application to execute arbitrary code.

The vulnerability exists due to a missing bounds check within pqframework. A local privileged application can execute arbitrary code.

12) Type confusion (CVE-ID: CVE-2023-20768)

CWE-ID: CWE-843 - Type confusion

CVSSv4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

The vulnerability allows a local privileged application to execute arbitrary code.

The vulnerability exists due to type confusion within ion. A local privileged application can execute arbitrary code.

13) Improper Authentication (CVE-ID: CVE-2023-20772)

CWE-ID: CWE-287 - Improper Authentication

CVSSv4: 8.5 [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]

The vulnerability allows a local application to execute arbitrary code.

The vulnerability exists due to a missing permission check within vow. A local application can execute arbitrary code.

14) Improper Synchronization (CVE-ID: CVE-2023-20771)

CWE-ID: CWE-662 - Improper Synchronization

CVSSv4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

The vulnerability allows a local privileged application to execute arbitrary code.

The vulnerability exists due to a race condition within display. A local privileged application can execute arbitrary code.

15) Improper Authentication (CVE-ID: CVE-2023-20773)

CWE-ID: CWE-287 - Improper Authentication

CVSSv4: 8.5 [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]

The vulnerability allows a local application to execute arbitrary code.

The vulnerability exists due to a missing permission check within vow. A local application can execute arbitrary code.

16) Improper input validation (CVE-ID: CVE-2023-20774)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

The vulnerability allows a local privileged application to execute arbitrary code.

The vulnerability exists due to a missing bounds check within display. A local privileged application can execute arbitrary code.

17) Buffer overflow (CVE-ID: CVE-2023-20775)

CWE-ID: CWE-120 - Buffer overflow

CVSSv4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

The vulnerability allows a local privileged application to execute arbitrary code.

The vulnerability exists due to a missing bounds check within display. A local privileged application can execute arbitrary code.

18) Integer Overflow to Buffer Overflow (CVE-ID: CVE-2023-20689)

CWE-ID: CWE-680 - Integer Overflow to Buffer Overflow

CVSSv4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]

The vulnerability allows a local application to perform service disruption.

The vulnerability exists due to an integer overflow within wlan. A local application can perform service disruption.

19) Integer Overflow to Buffer Overflow (CVE-ID: CVE-2023-20690)

CWE-ID: CWE-680 - Integer Overflow to Buffer Overflow

CVSSv4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]

The vulnerability allows a local application to perform service disruption.

The vulnerability exists due to an integer overflow within wlan. A local application can perform service disruption.

20) Integer Overflow to Buffer Overflow (CVE-ID: CVE-2023-20691)

CWE-ID: CWE-680 - Integer Overflow to Buffer Overflow

CVSSv4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]

The vulnerability allows a local application to perform service disruption.

The vulnerability exists due to an integer overflow within wlan. A local application can perform service disruption.

21) NULL Pointer Dereference (CVE-ID: CVE-2023-20692)

CWE-ID: CWE-476 - NULL Pointer Dereference

CVSSv4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]

The vulnerability allows a local application to perform service disruption.

The vulnerability exists due to an uncaught exception within wlan. A local application can perform service disruption.

22) Use of Obsolete Function (CVE-ID: CVE-2023-20693)

CWE-ID: CWE-477 - Use of Obsolete Function

CVSSv4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]

The vulnerability allows a local application to perform service disruption.

The vulnerability exists due to an uncaught exception within wlan. A local application can perform service disruption.

23) Improper input validation (CVE-ID: CVE-2022-32666)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]

The vulnerability allows a local application to perform service disruption.

The vulnerability exists due to misrepresentation of critical information within Wi-Fi. A local application can perform service disruption.

24) Improper input validation (CVE-ID: CVE-2023-20748)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]

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

The vulnerability exists due to a missing bounds check within display. A local privileged application can gain access to sensitive information.

Remediation

Install update from vendor's website.

References

• https://corp.mediatek.com/product-security-bulletin/July-2023