Fragnesia Made Public as Latest Linux Local Privilege Escalation Vulnerability

mikece 37 points 18 comments May 13, 2026
www.phoronix.com · View on Hacker News

Discussion Highlights (5 comments)

bestouff

Lots of privilege escalations these days. But are there that many multiuser Linux systems nowadays ? I'm under the impression the whole landscape is either servers or single-user desktops (and ofc Android phones).

itintheory

Sounds like this one is in the same kernel modules as dirtyfrag, so the existing mitigations (if in place) are sufficient.

nubinetwork

At what point do we all start rolling our own microkernels? This is kind of getting silly now... 4 now in the past month?

TMWNN

UnRAID has released two point upgrades in the past two weeks because the previous AI-found vulnerabilities. Here we go again!

gnufx

The primary source, which says keep the dirtyfrag mitigations in place, is https://github.com/v12-security/pocs/tree/main/fragnesia

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