SB2026081753 - Multiple vulnerabilities in Intel PROSet/Wireless WiFi

Description

This security bulletin contains information about 7 vulnerabilities.

1) Stack-based buffer overflow (CVE-ID: CVE-2026-24911)

CWE-ID: CWE-121 - Stack-based buffer overflow

CVSSv4: 7.1 [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]

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

The vulnerability exists due to a boundary error. A remote attacker on the local network can trigger stack-based buffer overflow and cause a denial of service condition on the target system.

2) Buffer overflow (CVE-ID: CVE-2026-22887)

CWE-ID: CWE-119 - Memory corruption

CVSSv4: 7.1 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N]

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

The vulnerability exists due to a boundary error. A remote attacker on the local network can trigger memory corruption and cause a denial of service condition on the target system.

3) NULL pointer dereference (CVE-ID: CVE-2026-20727)

CWE-ID: CWE-476 - NULL Pointer Dereference

CVSSv4: 7.1 [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]

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

The vulnerability exists due to a NULL pointer dereference error. A remote attacker on the local network can pass specially crafted data to the application and perform a denial of service (DoS) attack.

4) Improper privilege management (CVE-ID: CVE-2026-20890)

CWE-ID: CWE-269 - Improper Privilege Management

CVSSv4: 5.9 [CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N]

The vulnerability allows a local attacker to escalate privileges.

The vulnerability exists due to improper privilege management. A local attacker can escalate privileges.

5) Out-of-bounds read (CVE-ID: CVE-2026-20778)

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

CVSSv4: 5.9 [CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

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

The vulnerability exists due to a boundary condition. A remote attacker on the local network can trigger an out-of-bounds read error and cause a denial of service condition on the system.

6) Improper Authentication (CVE-ID: CVE-2026-20752)

CWE-ID: CWE-287 - Improper Authentication

CVSSv4: 6.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]

The vulnerability allows a local user to bypass authentication process.

The vulnerability exists due to an error in when processing authentication requests. A local administrator can bypass authentication process and gain unauthorized access to sensitive information.

7) Use-after-free (CVE-ID: CVE-2026-24099)

CWE-ID: CWE-416 - Use After Free

CVSSv4: 5.9 [CVSS:4.0/AV:L/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

The vulnerability allows a local attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error. A local attacker can perform a denial of service (DoS) attack on the system.

Remediation

Install update from vendor's website.

References

• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01468.html