Bug 2529682 (CVE-2026-86564) - CVE-2026-86564 dpdk: dpdk: Missing length validation before reading command_data in virtio-net control queue handler
Summary: CVE-2026-86564 dpdk: dpdk: Missing length validation before reading command_d...
Keywords:
Status: NEW
Alias: CVE-2026-86564
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2529886 2529887
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-09-08 02:36 UTC by OSIDB Bzimport
Modified: 2026-09-08 15:35 UTC (History)
21 users (show)

Fixed In Version:
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Description OSIDB Bzimport 2026-09-08 02:36:04 UTC 
A flaw was found in DPDK lib/vhost. The virtio-net control-queue handler reads command_data without validating that the copied request is long enough. This out-of-bounds read can cause a host process crash under hardened allocators or sanitizers.
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