Collaborate Disseminate
We had good discussions about it being safe or not five years ago, and it was defaulted to yes on the kernel way over 3 years ago (with a note calling anyone security conscious who disable it as paranoid)
So, was it exploited after all in … Continue reading Was Unpriviledged User Namespaces exploited since it started to default to YES?
Although Linux runs almost every supercomputer, most of the web, the majority of smart phones, and a few writers’ ancient Macbooks, there’s one major weak point in the Linux world …read more Continue reading Linux, Now In Real Time
Microsoft is revamping how anti-malware tools interact with the Windows kernel to avoid another CrowdStrike faulty update catastrophe.
The post Post-CrowdStrike Fallout: Microsoft Redesigning EDR Vendor Access to Windows Kernel appeared first on Secur… Continue reading Post-CrowdStrike Fallout: Microsoft Redesigning EDR Vendor Access to Windows Kernel
[Ryan Miceli] had spent a few years pouring over and reverse-engineering Halo 2 when a friend asked for a favor. His friend created an improved Xbox with significant overclocks, RAM …read more Continue reading If You Give A Dev A Tricked Out Xbox, They’ll Patch Halo 2
A new Linux kernel exploitation technique named SLUBStick makes heap vulnerabilities more dangerous.
The post New SLUBStick Attack Makes Linux Kernel Vulnerabilities More Dangerous appeared first on SecurityWeek.
Continue reading New SLUBStick Attack Makes Linux Kernel Vulnerabilities More Dangerous
Linux kernel has a feature to verify Linux kernel modules before loading them. This verification assures that modification made to Linux kernel is authentic. Does kernel have similar features to validate each application/binary while launc… Continue reading Verify Executables/Application before launching [duplicate]
According to this RedHat knowledge base entry CrowdSource has similarly caused a kernel panic on Linux as well with eBPF program.
My question is how is this possible? eBPF is described as,
eBPF changes this formula fundamentally. It allow… Continue reading How does an eBPF program cause a kernel panic?
On July 19, 2024, many witnessed an IT "outage" linked to CrowdStrike’s Falcon sensor on Windows machines. Some started to blame Microsoft for that, and some were figuring out what went wrong with CrowdStrike and the relationship… Continue reading Scenarios to exploit CrowdStike as a massive attack on thousands of machines
I’m running the 5.14.21-150500.55.68 x86_64 kernel on OpenSuSe Leap 15.5. I have over 20 years of experience with many different distros, but I always come back to OpenSuSe for several reasons. I have knowledge about Assembler, C/C++ and L… Continue reading Highly suspicious System.Map (5.14.21-150500.55.68) – Linux compromised? [migrated]
I am not able to install the linux-headers-6.8.11-amd64 kernel even after repeated trying. I tried several methods – apt-get update, apt-get upgrade, apt-get dist-upgrade dkms –configure linux-headers-amd64 apt-get install linux-headers-a… Continue reading Kernel 6.8.11-amd64 Headers not being able to install [migrated]