#linux


Nine-Year-Old RefluXFS Linux Flaw Gives Local Users Root on Default RHEL Installs

Jul 23, 2026 // 11:10

RefluXFS, a new Linux kernel flaw disclosed on July 22 and tracked as CVE-2026-64600, lets an unprivileged local user overwrite root-owned files on an XFS […]

11 Old Microsoft-Signed Linux UEFI Shims Could Let Attackers Bypass Secure Boot

Jul 14, 2026 // 15:47

Cybersecurity researchers have discovered 11 old, Microsoft-signed, Unified Extensible Firmware Interface (UEFI) applications that could be abused to bypass Secure Boot on most systems using […]

OpenMandriva Linux says contributor tried to sabotage the project

Jul 10, 2026 // 01:16

The OpenMandriva Linux project announced that it was the target of an attempted act of internal sabotage after a dispute among contributors. The attempted destructive […]

15-Year-Old GhostLock Flaw Enables Root and Container Escape on Most Linux Distros

Jul 8, 2026 // 09:19

Researchers at Nebula Security have disclosed GhostLock (CVE-2026-43499), a 15-year-old Linux kernel flaw that lets any logged-in user take full root control of a machine that has not been […]

New Januscape Linux flaw allows VM escape on Intel, AMD devices

Jul 7, 2026 // 15:17

A 16-year-old Linux kernel vulnerability, dubbed Januscape, allows attackers to escape a virtual machine and execute arbitrary code on the host. According to Hyunwoo Kim, […]

New Java-Based QuimaRAT MaaS Built to Run on Windows, Linux, and macOS

Jul 7, 2026 // 12:29

Cybersecurity researchers have flagged a novel Java-based remote access trojan (RAT) called QuimaRAT that’s capable of targeting Windows, Linux, and macOS environments. According to LevelBlue, […]

16-Year-Old Linux KVM Flaw Lets Guest VMs Escape to Host on Intel and AMD x86 Systems

Jul 6, 2026 // 21:56

A use-after-free bug in Linux’s KVM hypervisor can be triggered from a guest virtual machine to corrupt the shadow-page state of the host kernel that […]

New Java-Based QuimaRAT MaaS Built to Run on Windows, Linux, and macOS

Jul 6, 2026 // 11:22

Cybersecurity researchers have flagged a novel Java-based remote access trojan (RAT) called QuimaRAT that’s capable of targeting Windows, Linux, and macOS environments. According to LevelBlue, […]

New “Bad Epoll” Linux Kernel Flaw Lets Unprivileged Users Gain Root, Hits Android

Jul 3, 2026 // 23:06

A newly disclosed Linux kernel flaw called Bad Epoll (CVE-2026-46242) lets an ordinary user with no special access take full control of a machine as […]

Kali Linux 2026.2 released with 9 new tools, NetHunter updates

Jun 30, 2026 // 14:57

Kali Linux 2026.2, the second release of the year, is now available for download, featuring 9 new tools and numerous Kali NetHunter improvements. The Kali […]

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