Integer Overflow or Wraparound Affecting dpdk package, versions <19.11.5-1


Severity

Recommended
0.0
low
0
10

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Threat Intelligence

EPSS
0.05% (20th percentile)

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  • Snyk IDSNYK-DEBIAN12-DPDK-1544639
  • published29 Sept 2020
  • disclosed30 Sept 2020

Introduced: 29 Sep 2020

CVE-2020-14378  (opens in a new tab)
CWE-190  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade Debian:12 dpdk to version 19.11.5-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream dpdk package and not the dpdk package as distributed by Debian. See How to fix? for Debian:12 relevant fixed versions and status.

An integer underflow in dpdk versions before 18.11.10 and before 19.11.5 in the move_desc function can lead to large amounts of CPU cycles being eaten up in a long running loop. An attacker could cause move_desc to get stuck in a 4,294,967,295-count iteration loop. Depending on how vhost_crypto is being used this could prevent other VMs or network tasks from being serviced by the busy DPDK lcore for an extended period.

CVSS Scores

version 3.1