SB2024020547 - Multiple vulnerabilities in Unisoc chipsets

Description

This security bulletin contains information about 6 vulnerabilities.

1) Use After Free (CVE-ID: CVE-2023-49672)

CWE-ID: CWE-416 - Use After Free

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a local application to perform a denial of service (DoS) attack.

The vulnerability exists due to a possible use after free due to a logic error within the ion driver in Kernel. A local application can perform a denial of service (DoS) attack.

2) Improper input validation (CVE-ID: CVE-2023-49671)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a local application to perform a denial of service (DoS) attack.

The vulnerability exists due to a possible improper input validation within the ion driver in Kernel. A local application can perform a denial of service (DoS) attack.

3) Out-of-bounds write (CVE-ID: CVE-2023-49670)

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

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a local application to perform a denial of service (DoS) attack.

The vulnerability exists due to a possible out of bounds write due to a missing bounds check within the cp_dump driver in Kernel. A local application can perform a denial of service (DoS) attack.

4) Out-of-bounds write (CVE-ID: CVE-2023-49669)

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

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a local application to perform a denial of service (DoS) attack.

The vulnerability exists due to a possible out of bounds write due to a missing bounds check within the cp_dump driver in Kernel. A local application can perform a denial of service (DoS) attack.

5) Out-of-bounds read (CVE-ID: CVE-2023-49668)

CWE-ID: CWE-125 - Out-of-bounds read

CVSSv4: 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/E:U/U:Clear

The vulnerability allows a local application to execute arbitrary code.

The vulnerability exists due to a possible out of bounds read due to a missing bounds check within the cp_dump driver in Kernel. A local application can execute arbitrary code.

6) Buffer over-read (CVE-ID: CVE-2023-49667)

CWE-ID: CWE-126 - Buffer over-read

CVSSv4: 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/E:U/U:Clear

The vulnerability allows a local application to execute arbitrary code.

The vulnerability exists due to a possible out of bounds read due to a missing bounds check within the cp dump driver in Kernel. A local application can execute arbitrary code.

Remediation

Install update from vendor's website.

References

• https://www.unisoc.com/en_us/secy/announcementDetail/1754320321801945089