vulnerability
Ubuntu: USN-4920-1 (CVE-2021-20234): ZeroMQ vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:M/Au:N/C:N/I:N/A:P) | Apr 1, 2021 | Mar 22, 2023 | Mar 27, 2026 |
Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:N/A:P)
Published
Apr 1, 2021
Added
Mar 22, 2023
Modified
Mar 27, 2026
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.
Solutions
ubuntu-pro-upgrade-libzmq3ubuntu-pro-upgrade-libzmq5
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