CVE-2022-1962

Public Exploit
Stack exhaustion due to deeply nested types in go/parser

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.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.00%
Vendor Advisory go.dev Vendor Advisory go.dev Vendor Advisory googlesource.com Vendor Advisory google.com Vendor Advisory go.dev
Affected: Go standard library go/parser
Published at:
Updated at:

References

Link Tags
https://go.dev/cl/417063 patch vendor advisory
https://go.googlesource.com/go/+/695be961d57508da5a82217f7415200a11845879 patch vendor advisory
https://go.dev/issue/53616 patch exploit vendor advisory issue tracking
https://groups.google.com/g/golang-announce/c/nqrv9fbR0zE release notes vendor advisory
https://pkg.go.dev/vuln/GO-2022-0515 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2022-1962?
CVE-2022-1962 has been scored as a medium severity vulnerability.
How to fix CVE-2022-1962?
To fix CVE-2022-1962, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-1962 being actively exploited in the wild?
It is possible that CVE-2022-1962 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-1962?
CVE-2022-1962 affects Go standard library go/parser.
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