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Ubuntu: USN-4920-1 (CVE-2021-20234): ZeroMQ vulnerabilities

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Ubuntu: USN-4920-1 (CVE-2021-20234): ZeroMQ vulnerabilities

Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:N/A:P)
Published
04/01/2021
Created
03/29/2023
Added
03/22/2023
Modified
03/22/2023

Description

An uncontrolled resource consumption (memory leak) flaw was found in the ZeroMQ client in versions before 4.3.3 in src/pipe.cpp. This issue causes a client that connects to multiple malicious or compromised servers to crash. The highest threat from this vulnerability is to system availability.

Solution(s)

  • ubuntu-upgrade-libzmq3
  • ubuntu-upgrade-libzmq5

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