Linux Kernel Surpasses 43 Million Lines
The Linux kernel has expanded to a scale that is difficult to imagine for an open-source project. Following a week of intense merges for Linux 7.2, the source tree surpassed 43 million lines. Moreover,...
Tagged: Linux Kernel
Linux strncpy Removal Lands in Kernel 7.2
The Linux kernel has finally settled an old debt. After years of effort, the Linux strncpy removal is complete in version 7.2. The strncpy API is now gone from the source tree. For decades,...
CVE-2026-46316: KVM arm64 Guest Escapes to Host
Security researcher Hyeonwoo Kim has disclosed a vulnerability named ITScape that disrupted behavior within KVM on arm64 and allowed a guest virtual machine to break out onto its host system. Critical Severity in the...
The Kernel Kill Switch: Sasha Levin’s New “Last Line of Defense” for Linux Vulnerability Mitigation
Administrators of expansive Linux fleets are being presented with an emergency “kill switch” designed to neutralize vulnerable segments of the kernel. Kernel maintainer Sasha Levin has submitted a patch titled Killswitch to the mailing...
Locked in eBPF: Meet Jailer, the Next-Gen Process Jailing System for Linux Security
Jailer is an eBPF-based process jailing system that provides mandatory access control (MAC) for Linux. It tracks processes using BPF task_storage maps and enforces role-based policies on file access, network operations, and process execution....
Storage Reborn: The Massive 15-Year Leap to Bring DRBD 9 into the Linux Mainline
The Linux kernel is currently undergoing one of the most substantial overhauls of its storage subsystem in recent years, as developers breathe new life into Distributed Replicated Block Device (DRBD)—a technology many had presumed...
Sovereign Control: How “Multi-Layered” Rowhammer Flips Bits to Hijack NVIDIA GPUs
A sophisticated evolution of the venerable Rowhammer assault has unexpectedly yielded ramifications far more profound than previously envisioned. Whereas prior discourse centered upon systemic volatility and the erosion of computational precision, specialists have now...
The Kernel’s Ghost Hunter: Unmasking Stealth Rootkits with klint
klint A Linux kernel integrity scanner that detects rootkits and kernel-level compromises. It works by cross-referencing multiple sources of system information (procfs, sysfs, netlink, MSRs, IDT, kernel symbols) and flagging inconsistencies that indicate tampering....
Zero-Click Threat: Google Rushes Critical March Update to Patch Active Android Exploits
The March Android security update remediates scores of vulnerabilities, amongst which lurks a peril of profound severity. A critical flaw within this cohort empowers a malicious actor to execute arbitrary code remotely upon the...
The End of PGP? How “Linux ID” is Revolutionizing Kernel Trust in the Wake of xz Utils
“Who are you, and why should the Linux kernel trust you?” Within the kernel development community, this query long ago ceased to be a mere jest. In the wake of the xz Utils debacle...
Linus Torvalds Bumps Linux to Version 7.0 Because “Math is Hard”
Linus Torvalds has officially heralded the arrival of the inaugural release candidate for Linux kernel 7.0, seizing the occasion to contemplate his professional trajectory with his signature brand of self-deprecating wit. “By now, you...
Eviction Notice: New Cache Attacks Break Linux and Docker Isolation
Researchers from the Austrian Institute of Technology presented a rigorous analysis and refinement of operating system page cache attacks at the NDSS 2026 conference. Their treatise, entitled “Eviction Notice,” elucidates how vulnerabilities within cache...
