Signal
New Fragnesia Linux kernel vulnerability allows local users to gain root privileges
Evidence first: scan the strongest sources, then decide whether to go deeper.
Published 2026-05-14 02:17 UTCUpdated 2026-05-14 20:29 UTC
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Evidence trail (top sources)
top sources (4 domains)domains are deduped. counts indicate coverage, not truth.4 top sources shown
Overview
A new high-severity Linux kernel vulnerability named Fragnesia (CVE-2026-46300) has been discovered, enabling local attackers to escalate privileges to root by exploiting a flaw in the kernel's XFRM ESP-in-TCP subsystem.
Entities
FragnesiaDirty FragCopyFailRobert Beggs
Score total
1.68
Momentum 24h
5
Posts
5
Origins
5
Source types
1
Duplicate ratio
0%
Why now
- Fragnesia is the third serious Linux kernel vulnerability discovered in a month, increasing risk.
- A public proof-of-concept exploit is available, raising urgency for mitigation.
- Linux distributions are actively releasing patches to address the flaw.
Why it matters
- Fragnesia enables local attackers to gain root privileges, risking full system compromise.
- It bypasses traditional filesystem permissions, undermining security controls.
- Linux admins must urgently patch systems to prevent exploitation.
LLM analysis
Topic mix: lowPromo risk: lowSource quality: medium
Recurring claims
- Fragnesia is a Linux kernel local privilege escalation vulnerability allowing attackers to gain root access.
- Fragnesia exploits a flaw in the Linux kernel's XFRM ESP-in-TCP subsystem to achieve privilege escalation.
- Fragnesia is the third major Linux kernel vulnerability discovered within a month, following Dirty Frag and CopyFail.
How sources frame it
- Robert Beggs, DigitalDefence: neutral
This briefing consolidates multiple reports on the Fragnesia Linux kernel vulnerability, highlighting its technical details, impact, and mitigation status.
All evidence
All evidence
Meet Fragnesia, the third Linux kernel vulnerability in a month
CSO Online · csoonline.com · 2026-05-14 20:29 UTC
New Linux Kernel Vulnerability Fragnesia Allows Root Privilege Escalation
SecurityWeek · securityweek.com · 2026-05-14 13:44 UTC
New Fragnesia Flaw Hands Linux Local Users Root Access
Infosecurity Magazine · infosecurity-magazine.com · 2026-05-14 13:00 UTC
New Fragnesia Linux flaw lets attackers gain root privileges
bleepingcomputer_all · bleepingcomputer.com · 2026-05-14 07:34 UTC
New Fragnesia Linux Kernel LPE Grants Root Access via Page Cache Corruption
thehackernews · thehackernews.com · 2026-05-14 07:06 UTC
Show filters & breakdown
Posts loaded: 0Publishers: 5Origin domains: 5Duplicates: -
Showing 5 / 5
Top publishers (this list)
- CSO Online (1)
- SecurityWeek (1)
- Infosecurity Magazine (1)
- bleepingcomputer_all (1)
- thehackernews (1)
Top origin domains (this list)
- csoonline.com (1)
- securityweek.com (1)
- infosecurity-magazine.com (1)
- bleepingcomputer.com (1)
- thehackernews.com (1)