CVE-2026-74433

Critical · 9.8

CVSS

9.8

EPSS

0.6%

Published

Aug 15, 2026

CISA due date

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The record

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix UAF in rxgk_issue_challenge() Fix rxgk_issue_challenge() to free the page containing the challenge content after invoking the tracepoint as the whdr passed to the tracepoint points into the page just freed.

Affected packages

Ecosystem	Package	Introduced	Fixed