Memory Exposure in bl
Priority LOW 38CWE-200Published · Updated
Key facts
- Attack vector
- —
- Privileges required
- —
- User interaction
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- Attack complexity
- —
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- —
- Fix status
- Fixed
No CVSS vector from any source. Fix status from GitHub. Impact type from CWE-200.
Summary
Versions of `bl` before 0.9.5 and 1.0.1 are vulnerable to memory exposure. `bl.append(number)` in the affected `bl` versions passes a number to Buffer constructor, appending a chunk of uninitialized memory ## Recommendation Update to version 0.9.5, 1.0.1 or later.
Why it matters now
Fix Fixed bl (npm): 0.9.5, 1.0.1
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | bl (npm) | before 0.9.5 | 0.9.5 | Patch available | GHSA-wrw9-m778-g6mc |
| — | bl (npm) | 1.0.0 to before 1.0.1 | 1.0.1 | Patch available | GHSA-wrw9-m778-g6mc |
- bl (npm) Vendor— Affected before 0.9.5 Fixed in 0.9.5 Patch available GHSA-wrw9-m778-g6mc
- bl (npm) Vendor— Affected 1.0.0 to before 1.0.1 Fixed in 1.0.1 Patch available GHSA-wrw9-m778-g6mc
Remediation
- Fix · GHSA-wrw9-m778-g6mc bl (npm) Fixed in 0.9.5 Advisory →
- Fix · GHSA-wrw9-m778-g6mc bl (npm) Fixed in 1.0.1 Advisory →
Timeline
- 2026-10-03 Threatist record created from GHSA-wrw9-m778-g6mc
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences