An issue was discovered in the byte_struct crate before 0.6.1 for Rust.
Priority MEDIUM 45CWE-908Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-119 and the CVSS impact.
Summary
An issue was discovered in the byte_struct crate before 0.6.1 for Rust. There can be a drop of uninitialized memory if a certain deserialization method panics.
Why it matters now
EPSS 0.01295 70th percentileScored 2026-11-07
Fix Fixed byte_struct (crates.io): 0.6.1
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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | byte_struct (crates.io) | before 0.6.1 | 0.6.1 | Patch available | GHSA-8fgg-5v78-6g76 |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- byte_struct (crates.io) Vendor— Affected before 0.6.1 Fixed in 0.6.1 Patch available GHSA-8fgg-5v78-6g76
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:byte_struct_project:byte_struct:*:*:*:*:*:rust:*:* | before 0.6.1 | Vulnerable | Byte Struct Project |
- cpe:2.3:a:byte_struct_project:byte_struct:*:*:*:*:*:rust:*:* Versions before 0.6.1 Vulnerable ·Byte Struct Project
Remediation
- Fix · GHSA-8fgg-5v78-6g76 byte_struct (crates.io) Fixed in 0.6.1 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2021-28033
- 2026-10-03 Alias added: GHSA-8fgg-5v78-6g76
References
Sources
- CVE-2021-28033 · CVE Program
- CVE-2021-28033 · NVD
- FIRST EPSS
- GHSA-8fgg-5v78-6g76 · GitHub Advisory Database · CC BY 4.0
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