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USN-5183-1: BlueZ vulnerability

8 December 2021

BlueZ could be made to crash or run programs if it received specially crafted traffic.

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Releases

Packages

  • bluez - Bluetooth tools and daemons

Details

Julian Rauchberger discovered that BlueZ incorrectly handled memory when
processing SDP attribute requests. A remote attacker could use this issue
to cause BlueZ to crash, leading to a denial of service, or possibly
execute arbitrary code.

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Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 18.04

In general, a standard system update will make all the necessary changes.

References

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Further reading