High7.8Red Hat & Ubuntu Linux

"Dirty Frag" RxRPC variant is a new universal Local Privilege Escalation (LPE) vulnerability in the Linux kernel

CVE-2026-43500 Published May 11, 2026

CVE-2026-43500

Affected products & platforms

Red Hat & Ubuntu LinuxUnclassified

Summary

"Dirty Frag" RxRPC variant is a new universal Local Privilege Escalation (LPE) vulnerability in the Linux kernel. Red Hat rates this important (CVSS 7.8). Weakness: CWE-123. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released.

Mitigation checklist

Recommended fix / mitigation

Red Hat rates this important; a fix erratum may not be out yet — apply the RHSA as soon as it publishes.

Official advisory · high-confidence parse· fetched 3 hours ago·verify at source

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