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CVE-2021-3839

CVE-2021-3839

This page contains facts from public vulnerability sources. Check the original advisory before updating.

A flaw was found in the vhost library in DPDK. Function vhost_user_set_inflight_fd() does not validate `msg->payload.inflight.num_queues`, possibly causing out-of-bounds memory read/write. Any software using DPDK vhost library may crash as a result of this vulnerability.

CVSS 7.5 · High · EPSS 1.7% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • dpdk

    Versions
    • Fixed in dpdk v22.03: Affected

    No fix published

  • dpdk Debian:12

    Affected ranges
    • ECOSYSTEM: < 20.11.5-1

    Update to 20.11.5-1

  • dpdk Debian:13

    Affected ranges
    • ECOSYSTEM: < 20.11.5-1

    Update to 20.11.5-1

  • dpdk Debian:14

    Affected ranges
    • ECOSYSTEM: < 20.11.5-1

    Update to 20.11.5-1

  • dpdk Ubuntu:20.04:LTS

    Versions
    • 18.11.2-4
    • 18.11.3-1
    • 18.11.4-1
    • 18.11.4-1ubuntu1
    • 18.11.5-1
    • 19.11-2ubuntu1
    • 19.11-2ubuntu2
    • 19.11.1-0ubuntu1
    • 19.11.1-0ubuntu1.1
    • 19.11.3-0ubuntu0.1
    • 19.11.3-0ubuntu0.2
    • 19.11.6-0ubuntu0.20.04.1
    • 19.11.7-0ubuntu0.20.04.1
    • 19.11.7-0ubuntu0.20.04.2
    • 19.11.10-0ubuntu0.20.04.1
    Affected ranges
    • ECOSYSTEM: < 19.11.12-0ubuntu0.20.04.1

    Update to 19.11.12-0ubuntu0.20.04.1

  • dpdk Ubuntu:22.04:LTS

    Versions
    • 20.11.3-0ubuntu1
    • 20.11.3-0ubuntu3
    • 21.11-1
    • 21.11-1build1
    Affected ranges
    • ECOSYSTEM: < 21.11.1-0ubuntu0.3

    Update to 21.11.1-0ubuntu0.3

Original sources

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