Important severity7.8NVD Advisory· Published May 13, 2026
kernel: "Fragnesia" is a variant of Dirty Frag vulnerability in the ESP/XFRM leading to Local Privilege Escalation (LPE) vulnerability in the Linux kernel
CVE-2026-46300
Description
kernel: "Fragnesia" is a variant of Dirty Frag vulnerability in the ESP/XFRM leading to Local Privilege Escalation (LPE) vulnerability in the Linux kernel
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
News mentions
6- Fragnesia (CVE-2026-46300): Frequently asked questions about new Linux Kernel XFRM ESP-in-TCP privilege escalationTenable Blog · May 14, 2026
- Fragnesia: New Linux kernel LPE bug was spawned by Dirty Frag patch (CVE-2026-46300)Help Net Security · May 14, 2026
- New Linux Kernel Vulnerability Fragnesia Allows Root Privilege EscalationSecurityWeek · May 14, 2026
- Dirty Frag gets a sequel as Fragnesia hands Linux attackers root-level accessThe Register Security · May 14, 2026
- New Fragnesia Linux flaw lets attackers gain root privilegesBleepingComputer · May 14, 2026
- New Fragnesia Linux Kernel LPE Grants Root Access via Page Cache CorruptionThe Hacker News · May 14, 2026