An issue was discovered in the futures-task crate before 0.3.5 for Rust.
Priority LOW 25CWE-476Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- 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 · NVD. Fix status from CNA and GitHub. Impact type from CWE-476.
Summary
An issue was discovered in the futures-task crate before 0.3.5 for Rust. futures_task::noop_waker_ref allows a NULL pointer dereference.
Why it matters now
EPSS 0.00407 35th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed futures-task (crates.io): 0.3.5
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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | futures-task (crates.io) | before 0.3.5 | 0.3.5 | Patch available | GHSA-p9m5-3hj7-cp5r |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- futures-task (crates.io) Vendor— Affected before 0.3.5 Fixed in 0.3.5 Patch available GHSA-p9m5-3hj7-cp5r
Remediation
- Fix · GHSA-p9m5-3hj7-cp5r futures-task (crates.io) Fixed in 0.3.5 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2020-35907
- 2026-10-03 Alias added: GHSA-p9m5-3hj7-cp5r
References
More rust-lang Futures-task vulnerabilities
- TI-2020-18349 An issue was discovered in the futures-task crate before 0.3.6 for Rust. CVSS 3.1HIGH 7.8
Sources
- CVE-2020-35907 · CVE Program
- CVE-2020-35907 · NVD
- FIRST EPSS
- GHSA-p9m5-3hj7-cp5r · GitHub Advisory Database · CC BY 4.0
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