CVE-2026-86564

Summary

A flaw was found in DPDK lib/vhost. Missing length validation before reading command_data in the virtio-net control-queue handler can cause an out-of-bounds read and a host process crash.

Affected Software

Weaknesses

• CWE-125: Out-of-bounds Read

Workarounds

No mitigation is currently available.

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

References

• https://access.redhat.com/security/cve/CVE-2026-86564
• https://bugzilla.redhat.com/show_bug.cgi?id=2529682

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