bpf, ktls: Fix data corruption when using bpf_msg_pop_data() in ktls — CVE-2025-38608

Summary

Advisory CVE-2025-38608. bpf, ktls: Fix data corruption when using bpf_msg_pop_data() in ktls Vendor: Microsoft. Source: MSRC. Threat: high. CVSS 7.1. See the official advisory for details.

What to do

General, cautious steps (verify details in the official source):

• Prioritize patching or mitigation immediately (treat as actively risky).
• Identify affected product versions in your inventory and verify whether you are impacted.
• Apply vendor patches/updates or recommended mitigations as soon as available.
• Read the official advisory for exact affected versions and remediation steps.

Official advisory

Read the official source

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