Ubuntu Security Update USN-4293-1: libarchive vulnerabilities

[LinuxBot]

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
libarchive13 - 3.4.0-1ubuntu0.1
Ubuntu 18.04 LTS
libarchive13 - 3.2.2-3.1ubuntu0.6
Ubuntu 16.04 LTS
libarchive13 - 3.1.2-11ubuntu0.16.04.8

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

• CVE-2019-19221
• CVE-2020-9308

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