Inefficient Regular Expression Complexity Affecting ruby2.5-stdlib package, versions <2.5.9-150000.4.29.1
Threat Intelligence
EPSS
0.38% (74th
percentile)
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Test your applications- Snyk ID SNYK-SLES151-RUBY25STDLIB-6033963
- published 25 Oct 2023
- disclosed 24 Oct 2023
Introduced: 24 Oct 2023
CVE-2021-41817 Open this link in a new tabHow to fix?
Upgrade SLES:15.1 ruby2.5-stdlib to version 2.5.9-150000.4.29.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream ruby2.5-stdlib package and not the ruby2.5-stdlib package as distributed by SLES.
See How to fix? for SLES:15.1 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.
References
- https://www.suse.com/security/cve/CVE-2021-41817.html
- https://bugzilla.suse.com/1193035
- https://hackerone.com/reports/1254844
- https://www.ruby-lang.org/en/news/2021/11/15/date-parsing-method-regexp-dos-cve-2021-41817/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UTOJGS5IEFDK3UOO7IY4OTTFGHGLSWZF/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IUXQCH6FRKANCVZO2Q7D2SQX33FP3KWN/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IUXQCH6FRKANCVZO2Q7D2SQX33FP3KWN/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UTOJGS5IEFDK3UOO7IY4OTTFGHGLSWZF/
- https://security.gentoo.org/glsa/202401-27
CVSS Scores
version 3.1