Allocation of Resources Without Limits or Throttling Affecting libcurl-minimal package, versions <0:7.76.1-14.el9_0.5


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
31.97% (99th percentile)

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  • Snyk IDSNYK-RHEL9-LIBCURLMINIMAL-12305903
  • published1 Sept 2025
  • disclosed27 Jun 2022

Introduced: 27 Jun 2022

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

How to fix?

Upgrade RHEL:9 libcurl-minimal to version 0:7.76.1-14.el9_0.5 or higher.
This issue was patched in RHSA-2022:6157.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libcurl-minimal package and not the libcurl-minimal package as distributed by RHEL. See How to fix? for RHEL:9 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