USN-4293-1: libarchive vulnerabilities

USN-4293-1: libarchive vulnerabilities

libarchive vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 19.10
  • Ubuntu 18.04 LTS
  • Ubuntu 16.04 LTS

Summary

Several security issues were fixed in libarchive.

Software Description

  • 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
libarchive133.4.0-1ubuntu0.1
Ubuntu 18.04 LTS
libarchive133.2.2-3.1ubuntu0.6
Ubuntu 16.04 LTS
libarchive133.1.2-11ubuntu0.16.04.8

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References

Source: USN-4293-1: libarchive vulnerabilities

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