Vulnerability Monitor

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CVE-2021-38561

golang.org/x/text/language in golang.org/x/text before 0.3.7 can panic with an out-of-bounds read during BCP 47 language tag parsing. Index calculation is mishandled. If parsing untrusted user input, this can be used as a vector for a denial-of-service attack.

Published

2022-12-26T06:15:10.560

Last Modified

2025-04-14T17:15:24.427

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

Weaknesses

Type: Primary
CWE-125
Type: Secondary
CWE-125

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	golang	text	< 0.3.7	Yes

References

https://deps.dev/advisory/OSV/GO-2021-0113 Patch, Third Party Advisory ([email protected])
https://go.googlesource.com/text/+/383b2e75a7a4198c42f8f87833eefb772868a56f Mailing List, Patch, Vendor Advisory ([email protected])
https://groups.google.com/g/golang-announce Mailing List, Third Party Advisory ([email protected])
https://pkg.go.dev/golang.org/x/text/language Product, Vendor Advisory ([email protected])
https://deps.dev/advisory/OSV/GO-2021-0113 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://go.googlesource.com/text/+/383b2e75a7a4198c42f8f87833eefb772868a56f Mailing List, Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://groups.google.com/g/golang-announce Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://pkg.go.dev/golang.org/x/text/language Product, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)