SB2026020406 - Multiple vulnerabilities in Qualcomm chipsets (February 2026)



SB2026020406 - Multiple vulnerabilities in Qualcomm chipsets (February 2026)

Published: February 4, 2026

Security Bulletin ID SB2026020406
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 9
Exploitation vector Adjecent network
Highest impact Code execution

Breakdown by Severity

Medium 33% Low 67%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 9 vulnerabilities.


1) Use After Free (CVE-ID: CVE-2025-47358)

CWE-ID: CWE-416 - Use After Free

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 improper input validation in Secure Processor. A local application can execute arbitrary code.


2) Use After Free (CVE-ID: CVE-2025-47359)

CWE-ID: CWE-416 - Use After Free

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 improper input validation in Secure Processor. A local application can execute arbitrary code.


3) Integer overflow (CVE-ID: CVE-2025-47363)

CWE-ID: CWE-190 - Integer overflow

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


The vulnerability allows a local attacker to execute arbitrary code.

The vulnerability exists due to improper input validation in Automotive. A local attacker can execute arbitrary code.


4) Integer overflow (CVE-ID: CVE-2025-47364)

CWE-ID: CWE-190 - Integer overflow

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


The vulnerability allows a local attacker to execute arbitrary code.

The vulnerability exists due to improper input validation in Automotive. A local attacker can execute arbitrary code.


5) Exposed Dangerous Method or Function (CVE-ID: CVE-2025-47366)

CWE-ID: CWE-749 - Exposed Dangerous Method or Function

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


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

The vulnerability exists due to improper input validation in HLOS. A local application can read and manipulate data.


6) Buffer overflow (CVE-ID: CVE-2025-47399)

CWE-ID: CWE-120 - Buffer overflow

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 improper input validation in Camera. A local application can execute arbitrary code.


7) Buffer over-read (CVE-ID: CVE-2025-47402)

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

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


The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper input validation in WLAN Firmware. A remote attacker can perform a denial of service (DoS) attack.


8) Missing release of memory after effective lifetime (CVE-ID: CVE-2025-47397)

CWE-ID: CWE-401 - Missing release of memory after effective lifetime

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 improper input validation in Graphics. A local application can execute arbitrary code.


9) Use After Free (CVE-ID: CVE-2025-47398)

CWE-ID: CWE-416 - Use After Free

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 improper input validation in Graphics. A local application can execute arbitrary code.


Remediation

Install update from vendor's website.