Dirty Frag (CVE-2026-43284, CVE-2026-43500): Frequently asked questions about this Linux kernel privilege escalation vulnerability chain
ID: 463c7331-c9f4-5914-974f-f1067ea4e3e3
STIX ID: report--463c7331-c9f4-5914-974f-f1067ea4e3e3
Feed Name: Tenable Blog
Threat Score
Dirty Frag is a chained local privilege escalation in the Linux kernel (CVE-2026-43284 and CVE-2026-43500) that can allow a local attacker to obtain root on many recent Linux distributions; a public proof-of-concept exploit has been released and vendors are beginning to publish patches and advisories, with temporary mitigations available.
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