What is CVE-2026-31700?

CVE-2026-31700 is a security advisory published by Microsoft Security Response Center (MSRC). net/packet: fix TOCTOU race on mmap'd vnet_hdr in tpacket_snd()

Which CVE IDs does CVE-2026-31700 cover?

CVE-2026-31700 covers the following CVE IDs: CVE-2026-31700. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-31700?

CVE-2026-31700 has a CVSS v3 base score of 7.8, published by Microsoft Security Response Center (MSRC).

CVE-2026-31700CVSS 7.8

net/packet: fix TOCTOU race on mmap'd vnet_hdr in tpacket_snd()

Vendor

Microsoft Security Response Center (MSRC)

Published

May 22, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-31700 →