USN-6190-2: AccountsService vulnerability

25 September 2023

AccountsService could be made to crash or run programs if it received specially crafted messages.

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Releases

Packages

Details

USN-6190-1 fixed a vulnerability in AccountsService. This update provides
the corresponding update for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and
Ubuntu 18.04 LTS.

Original advisory details:

Kevin Backhouse discovered that AccountsService incorrectly handled certain
D-Bus messages. A local attacker could use this issue to cause
AccountsService to crash, resulting in 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.

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Update instructions

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

Ubuntu 18.04
Ubuntu 16.04
Ubuntu 14.04

After a standard system update you need to reboot your computer to make all
the necessary changes.

References

Related notices

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