Use After Free Affecting curl package, versions <7.68.0-1ubuntu2.2


Severity

Recommended
low

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.35% (73rd percentile)

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  • Snyk IDSNYK-UBUNTU2004-CURL-607879
  • published19 Aug 2020
  • disclosed14 Dec 2020

Introduced: 19 Aug 2020

CVE-2020-8231  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Ubuntu:20.04 curl to version 7.68.0-1ubuntu2.2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream curl package and not the curl package as distributed by Ubuntu. See How to fix? for Ubuntu:20.04 relevant fixed versions and status.

Due to use of a dangling pointer, libcurl 7.29.0 through 7.71.1 can use the wrong connection when sending data.

CVSS Scores

version 3.1