Answer in brief
CVE-2022-32189 records a Unknown severity vulnerability in Panic when decoding Float and Rat types in math/big. The current sources do not mark it as known exploited. The current feed maps Go standard library/math/big (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Go standard library/math/big (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Go standard library/math/biggeneric | >=0 <1.17.13 || >=1.18.0-0 <1.18.5 | 1.17.13, 1.18.5 |
Published upstream
Aug 9, 2022
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Oct 8, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Oct 8, 2026
A too-short encoded message can cause a panic in Float.GobDecode and Rat GobDecode in math/big in Go before 1.17.13 and 1.18.5, potentially allowing a denial of service.
Quoted source text, attributed separately from HOL analysis.