Race Condition Affecting undertow package, versions <2.2.10-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.09% (41st percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-UNDERTOW-1304911
  • published15 Jun 2021
  • disclosed24 May 2022

Introduced: 15 Jun 2021

CVE-2021-3597  (opens in a new tab)
CWE-362  (opens in a new tab)

How to fix?

Upgrade Debian:unstable undertow to version 2.2.10-1 or higher.

NVD Description

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

A flaw was found in undertow. The HTTP2SourceChannel fails to write the final frame under some circumstances, resulting in a denial of service. The highest threat from this vulnerability is availability. This flaw affects Undertow versions prior to 2.0.35.SP1, prior to 2.2.6.SP1, prior to 2.2.7.SP1, prior to 2.0.36.SP1, prior to 2.2.9.Final and prior to 2.0.39.Final.

CVSS Scores

version 3.1