Stack exhaustion when decoding certain messages in encoding/gob
Uncontrolled recursion in Decoder.Decode in encoding/gob before Go 1.17.12 and Go 1.18.4 allows an attacker to cause a panic due to stack exhaustion via a message which contains deeply nested structures.
02 / AFFECTED SOFTWARE
Affected packages
154 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Uncontrolled recursion in Decoder.Decode in encoding/gob before Go 1.17.12 and Go 1.18.4 allows an attacker to cause a panic due to stack exhaustion via a message which contains deeply nested structures.
Uncontrolled recursion in Decoder.Decode in encoding/gob before Go 1.17.12 and Go 1.18.4 allows an attacker to cause a panic due to stack exhaustion via a message which contains deeply nested structures.
Calling Decoder.Decode on a message which contains deeply nested structures can cause a panic due to stack exhaustion.
05 / REFERENCES
Further evidence
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/30xxx/CVE-2022-30635.json
- https://go.dev/cl/417064
- https://go.dev/issue/53615
- https://go.googlesource.com/go/+/6fa37e98ea4382bf881428ee0c150ce591500eb7
- https://groups.google.com/g/golang-announce/c/nqrv9fbR0zE
- https://nvd.nist.gov/vuln/detail/CVE-2022-30635
- https://pkg.go.dev
- https://pkg.go.dev/vuln/GO-2022-0526