CVE-2026-33100 Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

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CVE-2026-33100

CVE-2026-33100: Use-after-free in Windows Ancillary Function Driver for WinSock allows a locally authorized privilege escalation. The connected advisory set confirms the driver as affected and lists CVE-2026-33100 with a base CVSS v3.1 score of 7.0 (High) and local attack vector. Mitigation is vi...

CVE-2026-33099

Technical details (affected products, root cause, vulnerable components, or exploitation specifics) are not publicly provided in the supplied documents. Monitor for updates from sources like MSRC and the CVE record.

CVE-2026-27922

CVE-2026-27922 is a vulnerability described as a use-after-free in the Windows Ancillary Function Driver for WinSock that can allow an authorized local attacker to elevate privileges. The Red Hat/NVD entries confirm the same description. The connected documents do not enumerate affected product v...

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...

PT-2026-32784

CVE-2026-27922 Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally. https://t.co/jdzGALNqoY...

Microsoft Windows Ancillary Function Driver for WinSock 资源管理错误漏洞

The Microsoft Windows Ancillary Function Driver for WinSock is a compatibility driver developed by Microsoft for Winsock. There is a resource management vulnerability present in the Microsoft Windows Ancillary Function Driver for WinSock. Attackers can exploit this vulnerability to gain elevated...

kernel: Linux kernel: Use-after-free in BPF sockmap can lead to denial of service and privilege escalation

A flaw was found in the Linux kernel's BPF Berkeley Packet Filter sockmap subsystem. A race condition exists where the sksocket is not properly locked or referenced during the skbsendsock function call, allowing for a use-after-free vulnerability. This can be exploited by a local attacker, leadin...

PT-2026-31306

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw in the ATM send path sendmsg - vcc sendmsg - sigd send. The system reads the vcc pointer from msg-vcc without validation, and this pointer originates fro...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006683)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006683 advisory. In the Linux kernel, the following vulnerability has been resolved: ip: Fix data-races around sysctlipprotsock. sysctlipprotsock is accessed concurrently, and there ...

Improper Link Resolution

kubevirt.io/kubevirt is vulnerable to improper link resolution. The vulnerability is due to lack of verification of whether the launcher-sock is a symlink or regular file, which allows an attacker with control over the virt-launcher pod file system to manipulate file ownership on the host and...

CVE-2026-31408

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: SCO: Fix use-after-free in scorecvframe due to missing sockhold scorecvframe reads conn-sk under scoconnlock but immediately releases the lock without holding a reference to the socket. A concurrent close can free the...

CVE-2026-31408

CVE-2026-31408 is a Linux kernel Bluetooth SCO use-after-free in sco_recv_frame(), where conn->sk is accessed after releasing sco_conn_lock() without holding a reference. The fix uses sco_sock_hold() to take a reference before unlocking and adds sock_put() on exit paths. Connected advisories s...

PT-2026-30576

Name of the Vulnerable Software and Affected Versions Linux Kernel affected versions not specified Description The Linux kernel contains a use-after-free issue in the sco recv frame function within the Bluetooth SCO Synchronous Connection-Oriented subsystem. The function reads conn-sk under sco...

36 Malicious npm Packages Exploited Redis, PostgreSQL to Deploy Persistent Implants

Cybersecurity researchers have discovered 36 malicious packages in the npm registry that are disguised as Strapi CMS plugins but come with different payloads to facilitate Redis and PostgreSQL exploitation, deploy reverse shells, harvest credentials, and drop a persistent implant. "Every package...

SUSE CVE-2026-23450

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix NULL dereference and UAF in smctcpsynrecvsock Syzkaller reported a panic in smctcpsynrecvsock 1. smctcpsynrecvsock is called in the TCP receive path softirq via icskafops-synrecvsock on the clcsock TCP listening...

CVE-2026-23450

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix NULL dereference and UAF in smctcpsynrecvsock Syzkaller reported a panic in smctcpsynrecvsock 1. smctcpsynrecvsock is called in the TCP receive path softirq via icskafops-synrecvsock on the clcsock TCP listening...

UBUNTU-CVE-2026-23450

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix NULL dereference and UAF in smctcpsynrecvsock Syzkaller reported a panic in smctcpsynrecvsock 1. smctcpsynrecvsock is called in the TCP receive path softirq via icskafops-synrecvsock on the clcsock TCP listening...

CVE-2026-24293

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

kernel: Linux kernel: Use-after-free in BPF sockmap can lead to denial of service and privilege escalation

A flaw was found in the Linux kernel's BPF Berkeley Packet Filter sockmap subsystem. A race condition exists where the sksocket is not properly locked or referenced during the skbsendsock function call, allowing for a use-after-free vulnerability. This can be exploited by a local attacker, leadin...