Intel PROSet/Wireless WiFi Software: 21 Vulnerabilities Disclosed Together, Posing DoS and Privilege Escalation Risks
Intel's PROSet/Wireless WiFi Software impacted by 21 disclosed vulnerabilities, posing risks of DoS and privilege escalation.
Key findings
- 21 vulnerabilities disclosed simultaneously for Intel PROSet/Wireless WiFi Software on August 11, 2026.
- Vulnerabilities span denial of service and privilege escalation, affecting kernel and device drivers.
- Exploits often require low complexity and unauthenticated local access.
- Key vulnerability types include buffer overflows, null pointer dereferences, and improper access controls.
- Users should update to the latest software versions to patch these issues.
On August 11, 2026, a significant batch of 21 vulnerabilities was disclosed for Intel(R) PROSet/Wireless WiFi Software for Windows. These vulnerabilities, primarily affecting the kernel and device drivers, range in severity from medium to high and could lead to denial of service or privilege escalation. The coordinated disclosure highlights potential weaknesses in how the software handles sensitive operations within different privilege rings.
Several vulnerabilities fall into common vulnerability classes. Stack-based buffer overflows, improper buffer restrictions, and null pointer dereferences were identified, potentially allowing for denial of service attacks. Specifically, CVE-2026-24911, CVE-2026-22887, CVE-2026-20780, CVE-2026-20739, and CVE-2026-20727 are noted as denial of service vulnerabilities stemming from these issues. Improper authentication and access control flaws, such as those in CVE-2026-20891, CVE-2026-20789, and CVE-2026-20752, present risks of privilege escalation or local code execution. Additionally, out-of-bounds read/write vulnerabilities, including CVE-2026-20886, CVE-2026-20778, CVE-2026-20749, CVE-2026-20745, and CVE-2026-20741, were also disclosed, with some leading to denial of service and others to privilege escalation.
The disclosures indicate that many of these vulnerabilities can be exploited by unprivileged software adversaries with low complexity attacks, often requiring only unauthenticated local access. Some vulnerabilities, like CVE-2026-20890 and CVE-2026-20749, specifically mention the potential for privilege escalation. The impact varies, with some vulnerabilities leading to denial of service, while others could allow for more severe outcomes like local code execution or sensitive information exposure, as seen in CVE-2026-20737.
Intel has addressed these vulnerabilities through updates to their PROSet/Wireless WiFi Software. Users are advised to update to the latest versions to mitigate these risks. Specific version information for affected software and patched releases should be obtained from Intel's official advisories.
This large batch of vulnerabilities underscores the importance of regular security updates for network software. Users of Intel PROSet/Wireless WiFi Software should prioritize applying patches to protect against potential denial of service and privilege escalation attacks. Continuous monitoring for further security advisories from Intel is recommended.