[USN-5329-1] tar vulnerability

Rodrigo Figueiredo Zaiden rodrigo.zaiden at canonical.com
Tue Mar 15 20:54:35 UTC 2022

Ubuntu Security Notice USN-5329-1
March 15, 2022

tar vulnerability

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

- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 ESM
- Ubuntu 14.04 ESM


tar could be made to crash if it received specially crafted

Software Description:
- tar: GNU version of the tar archiving utility


It was discovered that tar incorrectly handled certain files.
An attacker could possibly use this issue to cause tar to crash,
resulting in a denial of service.

Update instructions:

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

Ubuntu 20.04 LTS:
   tar                             1.30+dfsg-7ubuntu0.20.04.2

Ubuntu 18.04 LTS:
   tar                             1.29b-2ubuntu0.3

Ubuntu 16.04 ESM:
   tar                             1.28-2.1ubuntu0.2+esm1

Ubuntu 14.04 ESM:
   tar                             1.27.1-1ubuntu0.1+esm2

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


Package Information:
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