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USN-6684-1: ncurses vulnerability

7 March 2024

ncurses could be made to crash if it received specially crafted input.

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Releases

Packages

  • ncurses - shared libraries for terminal handling

Details

It was discovered that ncurses incorrectly handled certain function return
values, possibly leading to segmentation fault. A local attacker could possibly
use this to cause a denial of service (system crash).

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 18.04
Ubuntu 16.04
Ubuntu 14.04

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

References

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Further reading