Numeric Errors Affecting libmspack package, versions <0.5-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
2.3% (83rd percentile)

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  • Snyk IDSNYK-ECHOLATEST-LIBMSPACK-21173030
  • published17 Oct 2026
  • disclosed11 Jun 2015

Introduced: 11 Jun 2015

CVE-2015-4471  (opens in a new tab)
CWE-189  (opens in a new tab)

How to fix?

Upgrade Echo:latest libmspack to version 0.5-1 or higher.

NVD Description

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

Off-by-one error in the lzxd_decompress function in lzxd.c in libmspack before 0.5 allows remote attackers to cause a denial of service (buffer under-read and application crash) via a crafted CAB archive.

CVSS Base Scores

version 3.1