redox-os v0.1.0 was discovered to contain a use-after-free bug via the gethostbyaddr()…
Priority HIGH 67CWE-416Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-416 and the CVSS impact.
Summary
redox-os v0.1.0 was discovered to contain a use-after-free bug via the gethostbyaddr() function at /src/header/netdb/mod.rs.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00252 16th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-22429
- 2026-10-03 Alias added: GHSA-6vqj-7hpc-pvfj
References
More Redox-os Redox vulnerabilities
- TI-2025-28954 An issue in redoxOS kernel before commit 5d41cd7c allows a local attacker to cause a… CVSS 3.1MEDIUM 6.2
- TI-2024-37913 An issue in redoxOS relibc before commit 98aa4ea5 allows a local attacker to cause a… CVSS 3.1MEDIUM 6.0
- TI-2024-37914 An issue in redoxOS relibc before commit 98aa4ea5 allows a local attacker to cause a… CVSS 3.1MEDIUM 5.5
Sources
- CVE-2020-22429 · CVE Program
- CVE-2020-22429 · NVD
- FIRST EPSS
- GHSA-6vqj-7hpc-pvfj · 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