Panic when decoding invalid blocks in github.com/ipld/go-codec-dagpb
Priority LOW 34CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and GitHub. Impact type from CWE-119 and the CVSS impact.
Summary
The dag-pb codec can panic when decoding invalid blocks.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00771 55th percentileScored 2026-11-07
Fix Fixed github.com/ipld/go-codec-dagpb (github.com/ipld/go-codec-dagpb): 1.3.1github.com/ipld/go-codec-dagpb (Go): 1.3.1
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| github.com/ipld/go-codec-dagpb | github.com/ipld/go-codec-dagpb | before 1.3.1 | 1.3.1 | Patch available | CNA |
| — | github.com/ipld/go-codec-dagpb (Go) | before 1.3.1 | 1.3.1 | Patch available | GHSA-g3vv-g2j5-45f2 |
- github.com/ipld/go-codec-dagpb Vendorgithub.com/ipld/go-codec-dagpb Affected before 1.3.1 Fixed in 1.3.1 Patch available CNA
- github.com/ipld/go-codec-dagpb (Go) Vendor— Affected before 1.3.1 Fixed in 1.3.1 Patch available GHSA-g3vv-g2j5-45f2
Remediation
- Fix · CNA github.com/ipld/go-codec-dagpb (github.com/ipld/go-codec-dagpb) Fixed in 1.3.1
- Fix · GHSA-g3vv-g2j5-45f2 github.com/ipld/go-codec-dagpb (Go) Fixed in 1.3.1 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2022-2584
- 2026-10-03 Alias added: GHSA-g3vv-g2j5-45f2
References
Sources
- CVE-2022-2584 · CVE Program
- CVE-2022-2584 · NVD
- FIRST EPSS
- GHSA-g3vv-g2j5-45f2 · GitHub Advisory Database · CC BY 4.0
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