Description
A flaw was found in the Linux kernel's XFRM ESP-in-TCP subsystem. This vulnerability, known as Fragnesia, allows a local attacker to achieve arbitrary byte writes into the kernel page cache of read-only files.
Published: n/a
Score: 7.8 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

History

Thu, 14 May 2026 14:15:00 +0000

Type Values Removed Values Added
First Time appeared Linux
Linux kernel
Vendors & Products Linux
Linux kernel

Thu, 14 May 2026 12:15:00 +0000

Type Values Removed Values Added
Description A flaw was found in the Linux kernel's XFRM ESP-in-TCP subsystem. This vulnerability, known as Fragnesia, allows a local attacker to achieve arbitrary byte writes into the kernel page cache of read-only files.
Title kernel: "Fragnesia" is a variant of Dirty Frag vulnerability in the ESP/XFRM leading to Local Privilege Escalation (LPE) vulnerability in the Linux kernel
Weaknesses CWE-123
References
Metrics threat_severity

None

cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

threat_severity

Important


cve-icon MITRE

No data.

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

Severity : Important

Publid Date: 2026-05-13T12:00:00Z

Links: CVE-2026-46300 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-05-14T14:00:19Z

Weaknesses