Allocation of Resources Without Limits or Throttling Affecting conmon package, versions <3:2.1.10-1.module+el8.10.0+21077+98b84d8a


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
0.17% (56th percentile)

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  • Snyk IDSNYK-CENTOS8-CONMON-5899591
  • published13 Sept 2023
  • disclosed6 Sept 2023

Introduced: 6 Sep 2023

CVE-2023-39322  (opens in a new tab)
CWE-770  (opens in a new tab)

How to fix?

Upgrade Centos:8 conmon to version 3:2.1.10-1.module+el8.10.0+21077+98b84d8a or higher.

NVD Description

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

QUIC connections do not set an upper bound on the amount of data buffered when reading post-handshake messages, allowing a malicious QUIC connection to cause unbounded memory growth. With fix, connections now consistently reject messages larger than 65KiB in size.

CVSS Scores

version 3.1