Use After Free Affecting virt-v2v package, versions <1:1.40.2-25.module+el8.3.0+7421+642fe24f


Severity

Recommended
0.0
medium
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
2.36% (83rd percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-CENTOS8-VIRTV2V-2081947
  • published26 Jul 2021
  • disclosed2 Apr 2020

Introduced: 2 Apr 2020

CVE-2020-1983  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Centos:8 virt-v2v to version 1:1.40.2-25.module+el8.3.0+7421+642fe24f or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream virt-v2v package and not the virt-v2v package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

A use after free vulnerability in ip_reass() in ip_input.c of libslirp 4.2.0 and prior releases allows crafted packets to cause a denial of service.

CVSS Base Scores

version 3.1