Release of Invalid Pointer or Reference Affecting patch package, versions <2.7.6-7+e0


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.76% (55th percentile)

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  • Snyk IDSNYK-ECHOLATEST-PATCH-17982168
  • published15 Jul 2026
  • disclosed22 Dec 2021

Introduced: 22 Dec 2021

CVE-2021-45261  (opens in a new tab)
CWE-763  (opens in a new tab)

How to fix?

Upgrade Echo:latest patch to version 2.7.6-7+e0 or higher.

NVD Description

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

An Invalid Pointer vulnerability exists in GNU patch 2.7 via the another_hunk function, which causes a Denial of Service.

CVSS Base Scores

version 3.1