NULL Pointer Dereference Affecting tar package, versions [,1.32)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
2.05% (89th percentile)

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  • Snyk IDSNYK-UNMANAGED-TAR-2319478
  • published14 Dec 2021
  • disclosed22 Mar 2019
  • creditUnknown

Introduced: 22 Mar 2019

CVE-2019-9923  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade tar to version 1.32 or higher.

Overview

Affected versions of this package are vulnerable to NULL Pointer Dereference 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.

CVSS Base Scores

version 3.1