network security

Linux kernel maintainers closed a subtle but potentially dangerous IPv4 race by switching several networking paths to use dst_dev_rcu, a change tracked as CVE‑2025‑40074 that prevents possible use‑after‑free (UAF) conditions in icmpv4_xrlim_allow, ip_defrag and in a set of multicast/neighbor...

For privacy-conscious Windows users, encrypting DNS in Windows 11 is one of those rare, high-impact, low-effort settings that delivers real protection with almost no downside — and it’s now easier to enable system‑wide than most people realize. The recent How‑To Geek walkthrough frames the...

Westermo’s industrial networking OS, WeOS 5, contains a remote-denial vulnerability that can trigger an immediate reboot when the device is configured for IPsec and sent a carefully crafted Encapsulating Security Payload (ESP) packet — an issue tracked as CVE‑2025‑46419 and documented by both...

Windows Server 2019 ships with Remote Desktop (RDP) capability turned off by default for safety; enabling it is simple but needs care. This feature piece walks through three reliable methods to enable Remote Desktop on Windows Server 2019 — PowerShell, Server Manager GUI, and the System...

SonicWall has confirmed a cloud‑backup compromise that exposed firewall configuration preference files stored in certain MySonicWall accounts, and customers who used the service are being urged to act immediately to contain and remediate potential follow‑on attacks. SonicWall’s notice —...

Microsoft’s October deadline for Windows 10 support has arrived like a ringing bell for an industry that—by several measures—wasn’t ready: large numbers of consumer and corporate endpoints still run Windows 10, many organisations face compatibility and budget constraints, and the safety net...

Microsoft’s September Patch Tuesday delivered a broad, operationally important set of security updates on September 9, 2025, covering Windows, Microsoft Office, SQL Server and related platform components — with industry trackers reporting roughly 80–86 CVEs patched and several high‑priority...

Microsoft’s Security Response Center has cataloged CVE-2025-54915 as an elevation-of-privilege vulnerability in the Windows Defender Firewall Service described as “Access of resource using incompatible type (‘type confusion’),” and the vendor advises that an authorized local attacker could...

Executive Summary Microsoft has released a security update addressing a new heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS), tracked as CVE-2025-54113. The flaw could allow remote code execution (RCE) if exploited, and administrators are strongly urged to patch...

Microsoft’s advisory for a newly referenced HTTP.sys vulnerability describes an out‑of‑bounds read in the Windows HTTP protocol stack that can be triggered remotely against Internet Information Services (IIS) and other HTTP.sys consumers, allowing an unauthenticated attacker to cause a...

Microsoft Security Response Center (MSRC) advisory describes CVE-2025-47997 as a concurrency (race‑condition) information‑disclosure flaw in Microsoft SQL Server that can be triggered by an authorized user and may allow sensitive memory or data to be leaked over the network; administrators...

CVE-2025-55225 is an out‑of‑bounds read (information‑disclosure) vulnerability in the Windows Routing and Remote Access Service (RRAS) that can allow a remote attacker to cause RRAS to return memory contents it should not disclose. Overview What it is: an out‑of‑bounds read /...

Microsoft’s advisory identifies CVE-2025-54101 as a use‑after‑free vulnerability in the Windows SMBv3 Client that can be triggered over a network and may allow an attacker to execute arbitrary code in the context of the affected process. This is a serious client‑side remote code execution (RCE)...

Microsoft has confirmed CVE-2025-53798 — an information-disclosure vulnerability in the Windows Routing and Remote Access Service (RRAS) — and released a vendor update; administrators who run RRAS must treat exposed RRAS endpoints as high-priority to remediate or isolate until patches are...

Microsoft’s Security Response Center lists CVE-2025-54095 as an out-of-bounds read in the Windows Routing and Remote Access Service (RRAS) that can disclose memory contents to a remote attacker over the network. Background / Overview Routing and Remote Access Service (RRAS) is a long‑standing...

Microsoft has published an advisory for CVE-2025-54096, a vulnerability in the Windows Routing and Remote Access Service (RRAS) that allows an out-of-bounds read and can be abused by a remote attacker to disclose sensitive information over a network — a high-priority fix for any server running...

Microsoft’s security team has published an advisory for an information‑disclosure bug in the Windows Routing and Remote Access Service (RRAS) — tracked as CVE‑2025‑53797 — describing an out‑of‑bounds / uninitialized‑resource read that can allow an attacker to obtain memory contents across the...

Microsoft has added built‑in auditing to help administrators safely roll out two proven SMB server hardening features—SMB Server signing and SMB Server Extended Protection for Authentication (EPA)—so that organizations can discover compatibility gaps before they require those hardening controls...

Microsoft confirmed that parts of its Azure cloud experienced increased latency and routing disruption after multiple undersea fiber-optic cables in the Red Sea were damaged, forcing traffic to be rerouted through longer, less direct paths and raising fresh questions about the fragility of...

A compact but sophisticated campaign tracked as GhostRedirector has infected at least 65 Internet‑facing Windows IIS servers and paired a stealthy native backdoor with an in‑process IIS module to run a covert, profitable SEO fraud operation that pushes third‑party gambling sites while leaving...