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USN-5171-1: Long Range ZIP vulnerabilities

6 December 2021

Several security issues were fixed in Long Range ZIP.



  • lrzip - compression program with a very high compression ratio


It was discovered that Long Range ZIP incorrectly handled certain
specially crafted lrz files. A remote attacker could possibly use this
issue to cause a denial of service (crash) or other unspecified impact.

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.

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