CVE-2022-1962

Stack exhaustion due to deeply nested types in go/parser

State: Published
Severity: 5.5 Medium
Published: Aug 9, 2022
Updated: Mar 6, 2026
Reserved: May 31, 2022

Description

Uncontrolled recursion in the Parse functions in go/parser before Go 1.17.12 and Go 1.18.4 allow an attacker to cause a panic due to stack exhaustion via deeply nested types or declarations.

Scores

CVSS	Score	Vector	Source
3.1	5.5 Medium	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	CISA-ADP

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
go/parserGo standard library	before 1.17.12Affected 1.18.0-0 to before 1.18.4Affected

References

https://go.dev/cl/417063
https://go.googlesource.com/go/+/695be961d57508da5a82217f7415200a11845879
https://go.dev/issue/53616
https://groups.google.com/g/golang-announce/c/nqrv9fbR0zE
https://pkg.go.dev/vuln/GO-2022-0515

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