What is CVE-2026-63831?

CVE-2026-63831 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. mac802154: llsec: add skb_cow_data() before in-place crypto

Which CVE IDs does CVE-2026-63831 cover?

CVE-2026-63831 covers the following CVE IDs: CVE-2026-63831. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-63831?

CVE-2026-63831 has a CVSS v3 base score of 7.8, published by Microsoft Security Response Center (MSRC).

CVE-2026-63831HighCVSS 7.8

mac802154: llsec: add skb_cow_data() before in-place crypto

Vendor

Microsoft Security Response Center (MSRC)

Published

July 23, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-63831 →