CVE-2026-42911

CVE-2026-42911 describes a use-after-free vulnerability in the Windows Ancillary Function Driver for WinSock. The issue permits an authorized local attacker to elevate privileges. The documented impact is local privilege elevation with high severity (CVSSv3.1: AV=L/AC=H/PR=L/UI=N/S=U/C=H/I=H/A=H,...

CVE-2026-45601

CVE-2026-45601 concerns a use-after-free in the Windows Ancillary Function Driver for WinSock, leading to local privilege elevation. The vulnerability is triggered by an authorized attacker and enables local elevation of privileges; the CVSS v3.1 metrics indicate an overall HIGH severity (CVSS:3....

EUVD-2026-29603

Access of resource using incompatible type 'type confusion' in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally...

Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

Access of resource using incompatible type 'type confusion' in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally...

CVE-2026-25179

Improper validation of specified type of input in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally...

CVE-2026-21241

Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally...

Microsoft Windows Ancillary Function Driver for WinSock 安全漏洞

Microsoft Windows Ancillary Function Driver for WinSock is an ancillary function driver for Winsock from Microsoft USA. An elevation of privilege vulnerability exists in Microsoft Windows Ancillary Function Driver for WinSock, which is caused by freeing memory in the WinSock Ancillary Function...

PT-2026-2681

Name of the Vulnerable Software and Affected Versions Windows Ancillary Function Driver for WinSock affected versions not specified Description A time-of-check time-of-use TOCTOU race condition exists in the Windows Ancillary Function Driver for WinSock. This condition allows a locally authorized...

Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally...

CVE-2025-58714

Improper access control in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally...

PT-2025-42052

Name of the Vulnerable Software and Affected Versions Windows Ancillary Function Driver for WinSock affected versions not specified Description An improper access control issue exists in the Windows Ancillary Function Driver for WinSock. This allows a local attacker who is already authorized to...

CVE-2025-49762

Concurrent execution using shared resource with improper synchronization 'race condition' in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally...

CVE-2025-53154

Null pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally...

CVE-2025-53137

CVE-2025-53137 affects Windows' Ancillary Function Driver for WinSock. It is a use-after-free vulnerability that can lead to local privilege escalation when exploited by an authenticated attacker. The connected documents confirm the affected component and the high-severity impact (local, with ele...

CVE-2025-53134

Technical details about CVE-2025-53134 are not publicly disclosed in the provided Connected documents. Available sources confirm the vulnerability description only (race condition in Windows Ancillary Function Driver for WinSock with local privilege escalation). Monitor for updates.

Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally...

The vulnerability of the Windows Ancillary Function Driver for WinSock operating systems allows a hacker to gain unauthorized access to information.

The vulnerability of the Windows Ancillary Function Driver for WinSock operating systems is related to the lack of protection for service data. Exploiting this vulnerability can allow a remote attacker to gain unauthorized access to information...

Microsoft Windows Ancillary Function Driver for WinSock权限许可和访问控制问题漏洞

Microsoft Windows Ancillary Function Driver for WinSock is a helper function driver for Winsock from Microsoft Corporation USA. A vulnerability exists in Microsoft Windows Ancillary Function Driver for WinSock due to permission and access control issues. The following products and editions are...

PT-2022-1860 · Microsoft · Windows Ancillary Function Driver For Winsock +1

Name of the Vulnerable Software and Affected Versions: Windows Ancillary Function Driver for WinSock affected versions not specified Description: The issue is related to insufficient access control in the Windows Ancillary Function Driver for WinSock, which can be exploited to elevate privileges...

PT-2021-6347

Name of the Vulnerable Software and Affected Versions Windows Ancillary Function Driver for WinSock affected versions not specified Description The issue is related to insufficient access restrictions in the Windows Ancillary Function Driver for WinSock, which can be exploited to elevate...