Signal

New Fragnesia Linux kernel flaw enables local root privilege escalation

Evidence first: scan the strongest sources, then decide whether to go deeper.

Published 2026-05-14 02:17 UTCUpdated 2026-05-14 13:44 UTC
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cvelinuxprivilege_escalationkernel_vulnerability
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Evidence trail (top sources)
top sources (4 domains)domains are deduped. counts indicate coverage, not truth.
4 top sources shown
New Fragnesia Flaw Hands Linux Local Users Root Access
Infosecurity Magazine · News · infosecurity-magazine.com · 2026-05-14 13:00 UTC
New Fragnesia Linux flaw lets attackers gain root privileges
bleepingcomputer_all · News · bleepingcomputer.com · 2026-05-14 07:34 UTC
Overview

A new high-severity Linux kernel vulnerability named Fragnesia (CVE-2026-46300) has been disclosed, allowing local attackers to escalate privileges to root by exploiting a page cache corruption issue.

Entities
Amazon
Score total
1.68
Momentum 24h
5
Posts
5
Origins
5
Source types
1
Duplicate ratio
0%
Why now
  • Fragnesia is the third critical Linux kernel LPE flaw disclosed within weeks, increasing urgency.
  • Linux distributions are actively releasing patches to address this high-severity vulnerability.
  • Awareness and timely patching are crucial to prevent exploitation in the wild.
Why it matters
  • Fragnesia allows local attackers to gain root access, risking full system compromise.
  • Linux kernel vulnerabilities impact a wide range of systems globally, requiring urgent patching.
  • Amazon Linux users are protected but should monitor for updates to maintain defense in depth.
LLM analysis
Topic mix: lowPromo risk: lowSource quality: medium
Recurring claims
  • Fragnesia (CVE-2026-46300) is a Linux kernel local privilege escalation vulnerability allowing attackers to gain root privileges.
  • Amazon Linux is not affected by Fragnesia due to the absence of the espintcp module but is applying additional patches for defense in depth.
How sources frame it
  • Amazon Security Bulletins: neutral
All evidence
All evidence
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
Fragnesia Local Privilege Escalation report via ESP-in-TCP in the Linux Kernel
AWS Security Bulletins · aws.amazon.com · 2026-05-14 02:17 UTC
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Top publishers (this list)
  • SecurityWeek (1)
  • Infosecurity Magazine (1)
  • bleepingcomputer_all (1)
  • thehackernews (1)
  • AWS Security Bulletins (1)
Top origin domains (this list)
  • securityweek.com (1)
  • infosecurity-magazine.com (1)
  • bleepingcomputer.com (1)
  • thehackernews.com (1)
  • aws.amazon.com (1)