NULL Pointer Dereference Affecting tar package, versions <1.32+dfsg-1


Severity

low

    Threat Intelligence

    EPSS
    1.09% (85th percentile)

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  • Snyk ID SNYK-DEBIAN12-TAR-1560156
  • published 22 Mar 2019
  • disclosed 22 Mar 2019

How to fix?

Upgrade Debian:12 tar to version 1.32+dfsg-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 Debian. See How to fix? for Debian:12 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.

CVSS Scores

version 3.1
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Snyk

7.5 low
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High
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NVD

7.5 high
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SUSE

3.3 low
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Red Hat

3.3 low