CVE-2021-3842

Summary

CVE	CVE-2021-3842
State	PUBLIC
Assigner	[email protected]
Source Priority	CVE Program / NVD first with legacy fallback
Published	2022-01-04 15:15:00 UTC
Updated	2022-01-12 21:15:00 UTC
Description	nltk is vulnerable to Inefficient Regular Expression Complexity

Risk And Classification

Problem Types: CWE-1333

NVD Known Affected Configurations (CPE 2.3)

Type	Vendor	Product	Version	Update	Edition	Language
Operating System	Debian	Debian Linux	10.0	All	All	All
Operating System	Debian	Debian Linux	11.0	All	All	All
Operating System	Debian	Debian Linux	9.0	All	All	All
Operating System	Fedoraproject	Fedora	35	All	All	All
Application	Nltk	Nltk	All	All	All	All

References

Reference	Source	Link	Tags
Inefficient Regular Expression Complexity vulnerability found in nltk	CONFIRM	huntr.dev
Resolve ReDoS opportunity by fixing incorrectly specified regex (#2906) · nltk/nltk@2a50a3e · GitHub	MISC	github.com
CVE Program record	CVE.ORG	www.cve.org	canonical
NVD vulnerability detail	NVD	nvd.nist.gov	canonical, analysis

No vendor comments have been submitted for this CVE.

Legacy QID Mappings

183186 Debian Security Update for nltk (CVE-2021-3842)