CVE-2026-74433

criticalCVSS 9.8covered by 1 sourcefirst seen 2026-08-15

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.

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Exploitation outlook

Low exploitation risk0.35% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 27% of all EPSS-scored CVEs.

Advisory coverage (1)

criticalCVE-2026-74433: In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix UAF in rxgk_iss…nvd · 2026-08-15

External references

NVD record for CVE-2026-74433

CVE.org record

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