An issue was discovered in the crossbeam-channel crate before 0.4.4 for Rust.
Priority LOW 25CWE-131Published · 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-131 and the CVSS impact.
Summary
An issue was discovered in the crossbeam-channel crate before 0.4.4 for Rust. It has incorrect expectations about the relationship between the memory allocation and how many iterator elements there are.
Why it matters now
EPSS 0.00393 33rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed crossbeam-channel (crates.io): 0.4.4
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 |
| — | crossbeam-channel (crates.io) | 0.4.3 to before 0.4.4 | 0.4.4 | Patch available | GHSA-m8h8-v6jh-c762 |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- crossbeam-channel (crates.io) Vendor— Affected 0.4.3 to before 0.4.4 Fixed in 0.4.4 Patch available GHSA-m8h8-v6jh-c762
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:crossbeam-channel_project:crossbeam-channel:*:*:*:*:*:rust:*:* | before 0.4.4 | Vulnerable | Crossbeam-channel Project |
- cpe:2.3:a:crossbeam-channel_project:crossbeam-channel:*:*:*:*:*:rust:*:* Versions before 0.4.4 Vulnerable ·Crossbeam-channel Project
Remediation
- Fix · GHSA-m8h8-v6jh-c762 crossbeam-channel (crates.io) Fixed in 0.4.4 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2020-35904
- 2026-10-03 Alias added: GHSA-m8h8-v6jh-c762
References
Sources
- CVE-2020-35904 · CVE Program
- CVE-2020-35904 · NVD
- FIRST EPSS
- GHSA-m8h8-v6jh-c762 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences