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7 stories taggedkernel.

Extreme close-up of a glowing green circuit board with complex layered traces, deep shadows between components, a single bright node pulsing with light at the c
Vulnerabilities

Eighteen-Year-Old Bug in Linux Networking Code Hands Attackers the Keys to the Machine

A flaw in Linux's SCTP networking that has been sitting in the code since 2008 lets a local user become root and break out of a container. Fixed kernels shipped on 3 August.

3 min read
Aerial view of a large industrial fuel storage facility at dusk, rows of cylindrical metal tanks reflecting low amber light, pressure gauges and pipe networks v
Vulnerabilities

Old Linux Bug 'RefluXFS' Hands Root to Anyone With a Shell on Default Red Hat Servers

A nine-year-old flaw in how Linux handles the XFS filesystem lets any local user become the all-powerful root account on default installs of Red Hat, Fedora and Amazon Linux.

3 min read
Full-frame close-up of a dark server room aisle, rows of black rack-mounted machines with faint green and amber status LEDs, one open server tray showing a bare
Vulnerabilities

GhostLock: A 15-Year-Old Linux Bug Hands Any User Root Access

Researchers say CVE-2026-43499 has sat in the Linux kernel since 2011 and needs nothing more than a normal login to seize full control.

3 min read
A close-up, editorial-style photograph of a rack of illuminated server hardware in a dark data centre, cooling fans visible, status LEDs casting blue and amber
Vulnerabilities

A Working Attack Script Is Now Public for the Linux 'Bad Epoll' Root Access Flaw

A proof-of-concept, meaning a ready-made demonstration script that shows exactly how to exploit a flaw, has been released for a serious Linux vulnerability. That raises the urgency for every organisation running Linux servers to patch now.

3 min read
Extreme close-up of a glowing smartphone screen showing a software update progress bar, deep shadows around the device, cool blue-white light from the screen il
Vulnerabilities

Apple Pushes Emergency Fixes for Two Flaws Already Being Used to Attack iPhones and Macs

Two previously unknown security holes — one in the heart of Apple's operating system, one in its browser engine — are being actively exploited. Every iPhone, iPad, and Mac owner should update today.

3 min read
Vulnerabilities

DirtyClone: New Linux Kernel Flaw Hands Unprivileged Users the Root Keys

A page-cache manipulation bug related to DirtyFrag lets local, unprivileged attackers escalate to root — no credentials required beyond a shell.

2 min read
Vulnerabilities

PoC Drops for 19-Year-Old Linux Kernel Privilege-Escalation Bug in CIFSwitch

A flaw that's been sitting in the kernel since the mid-2000s now has working exploit code. Low-privileged users can reach root.

2 min read
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