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USN-6942-1: Gross vulnerability

1 August 2024

Gross could be made to crash or to allow arbitary code execution.

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Releases

Packages

  • gross - fast and efficient greylist server with DNSBL support

Details

It was discovered that Gross incorrectly handled memory when composing log
entries. An attacker could possibly use this issue to cause Gross to crash,
resulting in a denial of service, or possibly execute arbitrary code.

Reduce your security exposure

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 24.04
Ubuntu 22.04
Ubuntu 20.04
Ubuntu 18.04
Ubuntu 16.04

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

References

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Further reading