SB2025070740 - Multiple vulnerabilities in Unisoc chipsets

Description

This security bulletin contains information about 3 vulnerabilities.

1) Buffer overflow (CVE-ID: CVE-2025-31712)

CWE-ID: CWE-120 - Buffer overflow

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

The vulnerability allows a local application to manipulate or delete data.

The vulnerability exists due to a possible out of bounds write due to a missing bounds check within the cplog service in Android. A local application can manipulate or delete data.

2) NULL Pointer Dereference (CVE-ID: CVE-2025-31711)

CWE-ID: CWE-476 - NULL Pointer Dereference

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

The vulnerability allows a local application to manipulate or delete data.

The vulnerability exists due to a possible system crash due to null pointer dereference within the cplog service in Android. A local application can manipulate or delete data.

3) Command injection (CVE-ID: CVE-2025-31710)

CWE-ID: CWE-77 - Command injection

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

The vulnerability allows a local application to read and manipulate data.

The vulnerability exists due to a possible command injection due to improper input validation within the engineermode service in Android. A local application can read and manipulate data.

Remediation

Install update from vendor's website.

References

• https://www.unisoc.com/en_us/secy/announcementDetail/1929773763314909186