NULL Pointer Dereference Affecting tar package, versions <1.30+dfsg-7ubuntu0.20.04.1


low

Snyk CVSS

    Attack Complexity Low
    Availability High

    Threat Intelligence

    EPSS 1.09% (84th percentile)
Expand this section
NVD
7.5 high
Expand this section
SUSE
3.3 low
Expand this section
Red Hat
3.3 low

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk ID SNYK-UBUNTU2004-TAR-576242
  • published 22 Mar 2019
  • disclosed 22 Mar 2019

How to fix?

Upgrade Ubuntu:20.04 tar to version 1.30+dfsg-7ubuntu0.20.04.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream tar package and not the tar package as distributed by Ubuntu. See How to fix? for Ubuntu:20.04 relevant fixed versions and status.

pax_decode_header in sparse.c in GNU Tar before 1.32 had a NULL pointer dereference when parsing certain archives that have malformed extended headers.