LOWVulnerability
Global

Dirty Frag: Using the Page Caches as an Attack Surface

·Source: Qualys Blog

Updated:

Executive Summary

Dirty Frag is a Linux local privilege escalation (LPE) chain published on May 7, 2026. It combines two previously unknown kernel vulnerabilities can allow an unprivileged local user to escalate to root on many major Linux distributions. As of May 8, 2026, CVE-2026-43284 had been patched in mainline Linux, while public reporting indicated that CVE-2026-43500 […]

Analysis

Dirty Frag is a Linux local privilege escalation (LPE) chain published on May 7, 2026. It combines two previously unknown kernel vulnerabilities can allow an unprivileged local user to escalate to root on many major Linux distributions. As of May 8, 2026, CVE-2026-43284 had been patched in mainline Linux, while public reporting indicated that CVE-2026-43500 […]

Indicators of Compromise (2)

CVE (2)
CVE-2026-43284
NVDMITRE CVE
CVE-2026-43500
NVDMITRE CVE
Source Attribution

Originally published by Qualys Blog on May 9, 2026.

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