Allocation of Resources Without Limits or Throttling Affecting curl package, versions <7.81.0-1ubuntu1.3


Severity

Recommended
0.0
medium
0
10

Based on Ubuntu security rating.

Threat Intelligence

EPSS
31.97% (99th percentile)

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  • Snyk IDSNYK-UBUNTU2204-CURL-2936029
  • published27 Jun 2022
  • disclosed7 Jul 2022

Introduced: 27 Jun 2022

CVE-2022-32206  (opens in a new tab)
CWE-770  (opens in a new tab)

How to fix?

Upgrade Ubuntu:22.04 curl to version 7.81.0-1ubuntu1.3 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:22.04 relevant fixed versions and status.

curl < 7.84.0 supports "chained" HTTP compression algorithms, meaning that a serverresponse can be compressed multiple times and potentially with different algorithms. The number of acceptable "links" in this "decompression chain" was unbounded, allowing a malicious server to insert a virtually unlimited number of compression steps.The use of such a decompression chain could result in a "malloc bomb", makingcurl end up spending enormous amounts of allocated heap memory, or trying toand returning out of memory errors.

CVSS Base Scores

version 3.1