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Ubuntu 21.10: 5155-1 Critical BlueZ Denial Of Service Issues

ubuntu
Calendar Grey November 23, 2021
Dist Ubuntu Esm H88
Numerous vulnerabilities addressed in BlueZ impacting various Ubuntu editions, comprising memory corruption and service interruption risks.
Several security issues were fixed in BlueZ.

Summary

Topics%20covered

Topics Covered

security advisory denial of service critical update instructions ubuntu bluez

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 21.10: bluez 5.60-0ubuntu2.1 libbluetooth3 5.60-0ubuntu2.1 Ubuntu 21.04: bluez 5.56-0ubuntu4.3 libbluetooth3 5.56-0ubuntu4.3 Ubuntu 20.04 LTS: bluez 5.53-0ubuntu3.4 libbluetooth3 5.53-0ubuntu3.4 Ubuntu 18.04 LTS: bluez 5.48-0ubuntu3.6 libbluetooth3 5.48-0ubuntu3.6 In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-5155-1

CVE-2021-3658, CVE-2021-41229, CVE-2021-43400

Severity
critical
Lowest
Low
Medium
High
Critical

November 23, 2021

Topics%20covered

Topics Covered

security advisory denial of service critical update instructions ubuntu bluez

Package Information

https://launchpad.net/ubuntu/+source/bluez/5.60-0ubuntu2.1 https://launchpad.net/ubuntu/+source/bluez/5.56-0ubuntu4.3 https://launchpad.net/ubuntu/+source/bluez/5.53-0ubuntu3.4 https://launchpad.net/ubuntu/+source/bluez/5.48-0ubuntu3.6

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