Memory leak in NI grpc-device BeginSidebandStream
Priority LOW 27CWE-401Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- High
- Attack requirements
- None
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-401.
Summary
There is a memory leak in NI grpc-device BeginSidebandStream that may result in denial of service due to memory exhaustion. This affects NI grpc-device 2.17.0 and prior versions.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0042 36th 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 |
|---|---|---|---|---|---|
| NI | grpc-device | up to 2.17.0 | — | No fix listed | CNA |
| NI | InstrumentStudio | up to 26.3.0 | — | No fix listed | CNA |
- grpc-device VendorNI Affected up to 2.17.0 Fixed in — No fix listed CNA
- InstrumentStudio VendorNI Affected up to 26.3.0 Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:ni:instrumentstudio:*:*:*:*:*:*:*:* | up to 2025 | Vulnerable | NI |
| cpe:2.3:a:ni:instrumentstudio:2026:q1:*:*:*:*:*:* | 2026 q1 | Vulnerable | NI |
| cpe:2.3:a:ni:instrumentstudio:2026:q2:*:*:*:*:*:* | 2026 q2 | Vulnerable | NI |
| cpe:2.3:a:ni:ni_grpc_device_server:*:*:*:*:*:*:*:* | before 2.18.0 | Vulnerable | NI |
- cpe:2.3:a:ni:instrumentstudio:*:*:*:*:*:*:*:* Versions up to 2025 Vulnerable ·NI
- cpe:2.3:a:ni:instrumentstudio:2026:q1:*:*:*:*:*:* Versions 2026 q1 Vulnerable ·NI
- cpe:2.3:a:ni:instrumentstudio:2026:q2:*:*:*:*:*:* Versions 2026 q2 Vulnerable ·NI
- cpe:2.3:a:ni:ni_grpc_device_server:*:*:*:*:*:*:*:* Versions before 2.18.0 Vulnerable ·NI
Remediation
No fixed version listed by the sources yet.
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
NI InstrumentStudio, grpc-device — ni.com/en/support/security/available-critical-and-security-…
6 records Highest priority Priority MEDIUM 4 MEDIUM, 2 LOW
Other records, highest priority first
- TI-2026-35574 Untrusted pointer dereference in NI grpc-device sideband streaming APIPriority MEDIUM 49
- TI-2026-08038 Insecure Default Credentials vulnerability in NI grpc-device when TLS configuration is not presentPriority MEDIUM 48
- TI-2026-35576 NULL pointer dereference vulnerability in NI grpc-device data moniker servicePriority MEDIUM 44
Timeline
- 2026-10-02 Threatist record created from CVE-2026-48141
References
More NI Instrumentstudio vulnerabilities
- TI-2026-35574 Untrusted pointer dereference in NI grpc-device sideband streaming API CVSS 4.0CRITICAL 9.3
- TI-2026-08038 Insecure Default Credentials vulnerability in NI grpc-device when TLS configuration is not present CVSS 4.0CRITICAL 9.3
- TI-2026-35576 NULL pointer dereference vulnerability in NI grpc-device data moniker service CVSS 4.0HIGH 8.7
- TI-2026-35575 Out-of-bounds read vulnerability in the NI grpc-device streaming API CVSS 4.0HIGH 8.7
- TI-2026-35577 Unchecked enum cast vulnerability in NI grpc-device in BeginSidebandStream CVSS 4.0HIGH 7.1
- TI-2026-08039 Incorrect Conversion between Numeric Types in NI grpc-device due to missing range checks in CodeGen CVSS 4.0MEDIUM 6.3
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences