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Fragnesia Makes Three: Why It Couldn't Touch Workloads Under a Tailored AppArmor Profile Either
TechnicalProductJune 1, 2026

Fragnesia Makes Three: Why It Couldn't Touch Workloads Under a Tailored AppArmor Profile Either

Fragnesia (CVE-2026-46300) is the third universal Linux kernel LPE in the Dirty Frag class to land in under two weeks. It abuses the XFRM ESP-in-TCP path to write into the page cache of read-only files with no race condition, and ships with a one-line public exploit. For workloads running under a behaviour-generated AppArmor profile, the surface it needs was never in the allow list. This is the same non-event, a third time. Here's why, and how to confirm your exposure in seconds.

By Hannes UllmanRead more
1 minute about AppArmor
TechnicalProductSeptember 25, 2025

1 minute about AppArmor

AppArmor is a mandatory access control (MAC) Security Module that restricts the capabilities and permissions of a containerised workload. The permissions are...

By Hannes UllmanRead more
How to Navigate DORA
ComplianceProductJune 24, 2025

How to Navigate DORA

As financial services become increasingly tech-driven, the risks associated with digital systems also grow. Cyberattacks, system failures, and data breaches...

By Yra Olsen ÖbrinkRead more
For Developers
ProductJune 11, 2025

For Developers

bifrost integrates in seconds, learns in minutes, and protects at your next release. Just four lines of annotations, that’s all it takes to enable bifrost. No...

By Bifrost TeamRead more
For DevSecOps Teams 🔐
ProductMay 23, 2025

For DevSecOps Teams 🔐

Shipping fast is a non-negotiable, but every new service, dependency, and release widens the attack surface. Security is supposed to be integrated, but most...

By Bifrost TeamRead more
ProductMay 4, 2025

Want to see bifrost in action?

We’re committed to building a safer Kubernetes ecosystem, where runtime security is proactive, continuous, and automated, not an afterthought. It’s a vision we...

By Bifrost TeamRead more

For DevOps

**For DevOps ⚙️** We get it, DevOps is all about speed, reliability, and efficiency. But security? It often feels like an afterthought. Traditional security...

By Bifrost TeamRead more
Deep Dive: Visibility
ProductMarch 26, 2025

Deep Dive: Visibility

In software management, visibility is significant for understanding and improving performance. Bifrost offers insights into your software’s behaviour, providing...

By Bifrost TeamRead more
Deep dive: Effortless Set-up
ProductFebruary 27, 2025

Deep dive: Effortless Set-up

Streamlining setup and simplifying access management of software services can significantly reduce the administration of many development teams. Our service is...

By Bifrost TeamRead more
Deep dive: Security Made Simple
ProductFebruary 8, 2025

Deep dive: Security Made Simple

Many organisations find it challenging to effectively protect their containerised applications in a world of complex cloud security. bifrost is designed with...

By Bifrost TeamRead more
Deep Dive: Visibility 
ProductNovember 28, 2024

Deep Dive: Visibility 

In software management, visibility is significant for understanding and improving performance. Bifrost offers insights into your software’s behaviour, providing...

By Bifrost TeamRead more
Deep dive: Effortless Set-up
ProductOctober 11, 2024

Deep dive: Effortless Set-up

Streamlining setup and simplifying access management of software services can significantly reduce the administration of many development teams. Our service is...

By Bifrost TeamRead more
Deep dive: Security Made Simple
ProductAugust 27, 2024

Deep dive: Security Made Simple

Many organisations find it challenging to effectively protect their containerised applications in a world of complex cloud security. bifrost is designed with...

By Bifrost TeamRead more