CVE-2021-41817 Affecting ruby2.7 package, versions <2.7.4-1+deb11u1


0.0
high

Snyk CVSS

    Attack Complexity Low
    Availability High
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NVD
7.5 high
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SUSE
5.3 medium
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Red Hat
7.5 high

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  • Snyk ID SNYK-DEBIAN11-RUBY27-1933827
  • published 1 Dec 2021
  • disclosed 1 Jan 2022

How to fix?

Upgrade Debian:11 ruby2.7 to version 2.7.4-1+deb11u1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ruby2.7 package and not the ruby2.7 package as distributed by Debian:11. See How to fix? for Debian:11 relevant fixed versions and status.

Date.parse in the date gem through 3.2.0 for Ruby allows ReDoS (regular expression Denial of Service) via a long string. The fixed versions are 3.2.1, 3.1.2, 3.0.2, and 2.0.1.