VxWorks 7 Memory Resource leak
Priority LOW 24CWE-772Published · 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
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-772.
Summary
Wind River VxWorks 7 prior to 26.09, specific system call arguments can result in the IPNET subsystem failing to properly release allocated kernel memory and system file descriptors before terminating the calling application. Fixed in Version 26.09.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00098 0th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- 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 |
|---|---|---|---|---|---|
| Wind River | VxWorks 7 | VxWorks 7 | — | No fix listed | CNA |
- VxWorks 7 VendorWind River Affected VxWorks 7 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-97686
- 2026-10-03 Alias added: GHSA-j8ph-g6vq-c5h6
References
More Wind River vulnerabilities
- TI-2010-02837 The WDB target agent debug service in Wind River VxWorks 6.x, 5.x, and earlier, as used… CVSS 3.1CRITICAL 9.8
- TI-2019-09143 Wind River VxWorks has a Buffer Overflow in the TCP component (issue 1 of 4). CVSS 3.1CRITICAL 9.8
- TI-2002-01263 Buffer overflow in Sendmail 5.79 to 8.12.7 allows remote attackers to execute arbitrary… CVSS 2.0HIGH 10.0
- TI-2019-09145 Wind River VxWorks 6.6 through 6.9 has a Buffer Overflow in the DHCP client component. CVSS 3.1HIGH 8.8
- TI-2023-19737 An issue was discovered in Wind River VxWorks 6.9 and 7. CVSS 3.1HIGH 8.8
- TI-2025-07937 A mismatch caused by client-triggered server-sent stream resets between HTTP/2… CVSS 3.1HIGH 7.5
Sources
- CVE-2026-97686 · CVE Program
- CVE-2026-97686 · NVD
- FIRST EPSS
- GHSA-j8ph-g6vq-c5h6 · GitHub Advisory Database · CC BY 4.0
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