CVE-2022-30631

Stack exhaustion when reading certain archives in compress/gzip

Description

Uncontrolled recursion in Reader.Read in compress/gzip before Go 1.17.12 and Go 1.18.4 allows an attacker to cause a panic due to stack exhaustion via an archive containing a large number of concatenated 0-length compressed files.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.03%
Vendor Advisory go.dev Vendor Advisory go.dev Vendor Advisory googlesource.com Vendor Advisory google.com Vendor Advisory go.dev
Affected: Go standard library compress/gzip
Published at:
Updated at:

References

Link Tags
https://go.dev/cl/417067 patch vendor advisory
https://go.googlesource.com/go/+/b2b8872c876201eac2d0707276c6999ff3eb185e patch vendor advisory mailing list
https://go.dev/issue/53168 vendor advisory issue tracking
https://groups.google.com/g/golang-announce/c/nqrv9fbR0zE vendor advisory mailing list
https://pkg.go.dev/vuln/GO-2022-0524 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2022-30631?
CVE-2022-30631 has been scored as a high severity vulnerability.
How to fix CVE-2022-30631?
To fix CVE-2022-30631, 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-2022-30631 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-30631 is being actively exploited. 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-2022-30631?
CVE-2022-30631 affects Go standard library compress/gzip.
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