Linux · Ubuntu · Package update · October 2, 2023

libmosquitto1 1.6.9-1ubuntu0.1~esm1: libmosquitto1 1.6.9-1ubuntu0.1~esm1 for Ubuntu 20.04.3 LTS (focal)

libmosquitto1 1.6.9-1ubuntu0.1~esm1, released October 2, 2023, fixes 4 CVEs in libmosquitto1. None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.

HighUnsupported product
CVEs closed
4
None rated Critical
Exploited
0
None reported
Highest CVSS
7.5
Base score, 0 to 10
Highest EPSS
0.0136
72nd percentile

Priority of the 4 CVEs

Patch now 0 Urgent 0 High 2 Routine 2

Fixed package versions

ProductReleaseFixed in
libmosquitto1Ubuntu 20.04.3 LTS (focal)1.6.9-1ubuntu0.1~esm1

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
High CVE-2021-41039 mosquitto: In versions 1.6 to 2.0.11 of Eclipse Mosquitto, an MQTT v5 client connecting with a large number of user-property pro...7.5 0.0136 None reported
High CVE-2023-3592 mosquitto: In Mosquitto before 2.0.16, a memory leak occurs when clients send v5 CONNECT packets with a will message that contai...7.5 0.0079 None reported
Routine CVE-2021-34431 libmosquitto1: In Eclipse Mosquitto version 1.6 to 2.0.10, if an authenticated client that had connected with MQTT v5 sent a crafted...n/a 0.0111 None reported
Routine CVE-2023-0809 libmosquitto1: In Mosquitto before 2.0.16, excessive memory is allocated based on malicious initial packets that are not CONNECT pac...5.3 0.0071 None reported
Showing 1 to 4 of 4 1

Patch Radar data is free to use with attribution. Terms and how to credit it.

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.