What is CVE-2022-2584?

CVE-2022-2584 is a high-severity vulnerability in Github.com/ipld/go-Codec-Dagpb, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2022-12-27.

How severe is CVE-2022-2584?

High severity. CVSS v3 base score is 7.5 out of 10.

Buffer overflow in Github.com/ipld/go-Codec-Dagpb

CVE-2022-2584

The dag-pb codec can panic when decoding invalid blocks.

Vulnerability class: Buffer Overflow

Published 2022-12-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.007 (52.2th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 52.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Github.com/ipld/go-Codec-Dagpb — versions 0
Protocol Go-Codec-Dagpb

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

github.com/ipld/go-codec-dagpb/commit/a17ace35cc760a2698645c09868f9050fa219f57 (Patch, Third Party Advisory)
pkg.go.dev/vuln/GO-2022-0422 (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2022-2584?: CVE-2022-2584 is a high-severity vulnerability in Github.com/ipld/go-Codec-Dagpb, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2022-12-27.
How severe is CVE-2022-2584?: High severity. CVSS v3 base score is 7.5 out of 10.