Loop with Unreachable Exit Condition ('Infinite Loop') Affecting go package, versions <1.16.2-r0


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.09% (42nd percentile)

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  • Snyk IDSNYK-ALPINE316-GO-2844607
  • published17 Mar 2021
  • disclosed11 Mar 2021

Introduced: 11 Mar 2021

CVE-2021-27918  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

Upgrade Alpine:3.16 go to version 1.16.2-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream go package and not the go package as distributed by Alpine. See How to fix? for Alpine:3.16 relevant fixed versions and status.

encoding/xml in Go before 1.15.9 and 1.16.x before 1.16.1 has an infinite loop if a custom TokenReader (for xml.NewTokenDecoder) returns EOF in the middle of an element. This can occur in the Decode, DecodeElement, or Skip method.

CVSS Scores

version 3.1