What is CVE-2026-43321?

CVE-2026-43321 is a security advisory published by Microsoft Security Response Center (MSRC). bpf: Properly mark live registers for indirect jumps

Which CVE IDs does CVE-2026-43321 cover?

CVE-2026-43321 covers the following CVE IDs: CVE-2026-43321. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

CVE-2026-43321 has a CVSS v3 base score of 7.8, published by Microsoft Security Response Center (MSRC).

CVE-2026-43321CVSS 7.8

Vendor

Published

May 22, 2026

Last Modified

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