Out-of-Bounds Affecting unzip package, versions <6.0-r7


Severity

Recommended
0.0
medium
0
10

Snyk's Security Team recommends NVD's CVSS assessment

    Threat Intelligence

    EPSS
    0.13% (48th percentile)

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  • Snyk ID SNYK-ALPINE311-UNZIP-1312961
  • published 22 Jun 2021
  • disclosed 16 Oct 2018

How to fix?

Upgrade Alpine:3.11 unzip to version 6.0-r7 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream unzip package and not the unzip package as distributed by Alpine. See How to fix? for Alpine:3.11 relevant fixed versions and status.

Info-ZIP UnZip 6.0 has a buffer overflow in list.c, when a ZIP archive has a crafted relationship between the compressed-size value and the uncompressed-size value, because a buffer size is 10 and is supposed to be 12.