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CVE-2026-27448: Critical pyOpenSSL Vulnerability Exposes TLS Handshake Failures·MSFT +0.1%Linux kernel patches CVE-2026-23247: TCP timestamp entropy drops from 32 to 8 bits·NVDA +3.0%Linux Kernel CVE-2026-23248: Perf mmap Refcount Bug Exposes Use-After-Free Vulnerability·GOOGL +1.2%CVE-2026-3644: Python's http.cookies Vulnerability Exposes Windows Systems to Header Injection Attacks·AMZN +2.9%CVE-2026-4224: Microsoft's Vanished XML DTD Vulnerability Page Leaves Windows Admins in the Dark·MSFT +0.1%Linux Kernel Fixes RDMA Vulnerability: ib_umad_write Now Validates Negative data_len Values·NVDA +3.0%CVE-2026-23244: Microsoft's Linux NVMe Memory Allocation Vulnerability Explained·GOOGL +1.2%Linux Kernel Security Patch Addresses Critical act_gate Race Condition (CVE-2026-23245)·AMZN +2.9%CVE-2026-27448: Critical pyOpenSSL Vulnerability Exposes TLS Handshake Failures·MSFT +0.1%Linux kernel patches CVE-2026-23247: TCP timestamp entropy drops from 32 to 8 bits·NVDA +3.0%Linux Kernel CVE-2026-23248: Perf mmap Refcount Bug Exposes Use-After-Free Vulnerability·GOOGL +1.2%CVE-2026-3644: Python's http.cookies Vulnerability Exposes Windows Systems to Header Injection Attacks·AMZN +2.9%CVE-2026-4224: Microsoft's Vanished XML DTD Vulnerability Page Leaves Windows Admins in the Dark·MSFT +0.1%Linux Kernel Fixes RDMA Vulnerability: ib_umad_write Now Validates Negative data_len Values·NVDA +3.0%CVE-2026-23244: Microsoft's Linux NVMe Memory Allocation Vulnerability Explained·GOOGL +1.2%Linux Kernel Security Patch Addresses Critical act_gate Race Condition (CVE-2026-23245)·AMZN +2.9%
Cve 2026 · Pyopenssl Security

CVE-2026-27448: Critical pyOpenSSL Vulnerability Exposes TLS Handshake Failures

A newly disclosed vulnerability, CVE-2026-27448, reveals a critical flaw in pyOpenSSL that can cause TLS handshakes to fail open when exceptions occur in SNI callback functions. This security...

SE Security Desk·14w ago
Cve-2026-23247 · Linux Kernel

Linux kernel patches CVE-2026-23247: TCP timestamp entropy drops from 32 to 8 bits

Linux kernel developers are implementing a subtle but critical hardening change to address CVE-2026-23247, a vulnerability that reduces entropy in TCP timestamp offsets and weakens protection against...

SE Security Desk·14w ago
Linux Kernel · Perf Mmap

Linux Kernel CVE-2026-23248: Perf mmap Refcount Bug Exposes Use-After-Free Vulnerability

A critical vulnerability designated CVE-2026-23248 has been identified in the Linux kernel's perf subsystem, exposing systems to potential use-after-free attacks through a refcount bug in perf_mmap....

SE Security Desk·14w ago
Cve 2026 3644 · Http Header Injection

CVE-2026-3644: Python's http.cookies Vulnerability Exposes Windows Systems to Header Injection Attacks

Microsoft's security advisory for CVE-2026-3644 remains inaccessible as of this writing, but the vulnerability it references has already been identified as a critical flaw in Python's http.cookies...

SE Security Desk·14w ago
Cve 2026 4224 · Dtd Vulnerabilities

CVE-2026-4224: Microsoft's Vanished XML DTD Vulnerability Page Leaves Windows Admins in the Dark

Microsoft's CVE-2026-4224 security advisory page has disappeared from public view, creating confusion and concern among Windows administrators about a critical XML parsing vulnerability. The vanished...

SE Security Desk·14w ago
Infiniband Management · Kernel Input Validation

Linux Kernel Fixes RDMA Vulnerability: ib_umad_write Now Validates Negative data_len Values

The Linux kernel has received a critical security fix in its RDMA (Remote Direct Memory Access) subsystem, specifically targeting the umad userspace MAD (Management Datagram) access path. The patch...

SE Security Desk·14w ago
Cve 2026 23244 · Linux Kernel

CVE-2026-23244: Microsoft's Linux NVMe Memory Allocation Vulnerability Explained

Microsoft's CVE-2026-23244 security advisory page appears to be unavailable, but the vulnerability traces directly to an upstream Linux kernel patch addressing a critical NVMe storage driver memory...

SE Security Desk·14w ago
Linux Kernel Security · Net Sched Act_gate

Linux Kernel Security Patch Addresses Critical act_gate Race Condition (CVE-2026-23245)

The Linux kernel development team has released a stable patch addressing a critical race condition in the act_gate traffic-control action module. The vulnerability, tracked as CVE-2026-23245,...

SE Security Desk·14w ago
Iwarp Security · Linux Kernel

Linux RDMA siw Kernel Fix Addresses Critical NULL Pointer Dereference in iWARP Receive Path

A recent Linux kernel patch targeting the RDMA/siw subsystem fixes a potential NULL pointer dereference vulnerability in the software iWARP receive path. The bug, discovered in the rdma_siw_receive()...

SE Security Desk·14w ago
Cve 2026-23233 · F2fs Filesystem

CVE-2026-23233: Linux F2FS Swapfile Vulnerability Threatens Data Integrity

A newly disclosed Linux kernel vulnerability designated CVE-2026-23233 exposes a critical flaw in the Flash-Friendly File System (F2FS) that can lead to severe data corruption. The vulnerability...

SE Security Desk·14w ago
Ai Agents · Ai Pricing

ChatGPT 2026: Microsoft's AI Workspace Evolution with GPT-5, Agents, and Pricing Changes

ChatGPT has transformed from a conversational novelty into a comprehensive AI platform, with the 2026 version marking a fundamental shift in functionality. The system no longer merely answers...

AI AI & Copilot Desk·14w ago
Azure Data Residency · Data Mirroring

Informatica IDMC Adds Microsoft Fabric Open Mirroring for Enhanced Data Management

Informatica has announced the addition of Microsoft Fabric Open Mirroring support to its Intelligent Data Management Cloud (IDMC) platform, with general availability scheduled for April 2026. This...

AZ Cloud & Azure Desk·14w ago