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USN-4293-1: libarchive vulnerabilities

2 March 2020

Several security issues were fixed in libarchive.

Releases

Packages

  • libarchive - Library to read/write archive files

Details

It was discovered that libarchive incorrectly handled certain archive files.
An attacker could possibly use this issue to access sensitive information.
(CVE-2019-19221)

It was discovered that libarchive incorrectly handled certain archive files.
An attacker could possibly use this issue to cause a crash resulting in a denial
of service or possibly unspecified other impact. This issue only affected Ubuntu 19.10.
(CVE-2020-9308)

Update instructions

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

Ubuntu 19.10
Ubuntu 18.04
Ubuntu 16.04

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