From the NVIDIA edition of October 8, 2026
NVIDIA PSIRT bulletin 5857 (July 2026): CVE-2026-47483 in DCGM Exporter /debug/pprof — CVSS 8.2 High; update DCGM to 4.5.3 and DCGM Exporter to 4.8.2
NVIDIA PSIRT · Technology vendor (product security) · Global
- Publisher
- NVIDIA product-security GitHub (bulletin 5857)
- Original publication
- 2026-07-28
- Source retrieved
- 2026-10-09
- Event date
- 2026-10-08
What happened
NVIDIA's July 28, 2026 security bulletin 5857 covers CVE-2026-47483: DCGM Exporter on all platforms has a vulnerability in /debug/pprof endpoints where concurrent unauthenticated profiling requests can cause uncontrolled resource consumption, with impacts of denial of service and information disclosure (CVSS 8.2 High, CWE-770). The updates table lists DCGM affected through 4.5.2 updated to 4.5.3, and DCGM Exporter affected through 4.8.2 updated to 4.8.2. Acknowledgements credit Michael Katchinskiy. Why now: Oct 8 independent research and reporting revived this mid-summer bulletin with large-scale internet exposure evidence; operators who missed July patching have fresh cause to verify.
Why it matters
Canonical vendor remediation guidance for the CVE featured in today's exposure reporting. SLED platform teams should pin these versions and not rely on secondary press alone for patch levels.
Evidence and measured results
Opened and read the full Markdown bulletin from NVIDIA's product-security repository (raw). Vendor advisory; does not include exposure prevalence.
Limitations and uncertainty
Bulletin dated July 28, 2026 (revision 1.0.0). The exporter 'updated version' cell lists 4.8.2 while affected range includes 4.8.2—operators should confirm the fixed package digest with NVIDIA support or release notes if ambiguous. Later exporter 4.8.3 release notes mention stronger opt-in pprof controls.
Put this evidence to work
Lighthouse Advisory interpretation, grounded in this source. Enriched 2026-10-09; this does not change the original publication date. Each role follows the same checklist so takeaways compare across sources.
Sales
Role takeaway
- Customer problem
- After public exposure reporting, buyers need the vendor bulletin to authorize and document patching.
- Stakeholders
- CISO
- Patch management
- Research computing
- Audit/compliance
- Discovery questions
- Are we still on DCGM ≤4.5.2 or Exporter ≤4.8.2?
- Where is bulletin evidence stored?
- What is the emergency change window?
- Value hypothesis
- Pairing bulletin 5857 with today's exposure research can unlock emergency change approval (interpretation).
- Potential engagement
- A patch-verification engagement producing version evidence against bulletin 5857.
- Unsupported claims
- That the bulletin documents internet exposure counts
- Clarity if 4.8.2 is both affected and fixed without checking digests
- Guaranteed workload non-impact during patch
Pre-sales engineering
Role takeaway
- Fit
- Mandatory version baseline for DCGM Exporter deployments.
- Architecture and integration
- Upgrade DCGM to 4.5.3 and Exporter to the fixed 4.8.2 package; review pprof flags post-upgrade; consider 4.8.3+ for stronger opt-in controls per later release notes.
- Prerequisites
- Maintenance window
- Access to NVIDIA packages/GitHub releases
- Rollback image
- Constraints
- July bulletin may be missed in monthly cycles
- Ambiguous same-version cell for Exporter 4.8.2
- Hostengine vs exporter skew
- Security
- Follow vendor CVSS 8.2 High guidance; still combine with network restriction from independent research.
- Proof of value
- Capture pre/post versions
- Verify CVE ID in change record
- Test metrics scrape after upgrade
Delivery
Role takeaway
- Work
- Execute and evidence the 5857 patch across GPU clusters.
- Dependencies
- Package mirrors
- Cluster maintainers
- Monitoring stakeholders
- Ownership
- Platform ops patches; security retains bulletin evidence; PIs accept brief metrics gaps.
- Skills and adoption
- On-call learns to read PSIRT Markdown version tables.
- Governance checkpoints
- Pre-change version snapshot
- Post-change verification
- Evidence filed to audit folder
- Acceptance criteria
- All prod exporters meet bulletin versions (proposed)
- Change ticket cites CVE-2026-47483 / 5857 (proposed)
- Risks
- Partial component upgrade
- No digest verification
- Closing the ticket without scrape test
Implementation considerations
Lighthouse Advisory interpretation across the operating dimensions a public-sector buyer must settle before this evidence becomes a design. Each note answers the question under its heading for this specific source.
Architecture and integration
What must connect, and where does the AI sit in the workflow?
Patch both DCGM and DCGM Exporter where both are deployed; exporter-only bumps may be insufficient if hostengine versions lag.
Governance
Who approves, reviews and stays accountable for outcomes?
Keep bulletin 5857 in the July–October patch evidence pack for auditors asking why GPU monitoring changes were prioritized.
Security and privacy
What data, permissions and controls need testing?
Vendor confirms DoS and information disclosure impacts for unauthenticated pprof abuse; network exposure remains an operator control outside the bulletin.
Accessibility and workforce
Who is affected, and what skills or accommodations follow?
None directly; patch communications should warn dashboard users of short metric gaps.
Procurement
What should contracts, pricing and exit terms secure?
Managed GPU service contracts should reference current PSIRT bulletins in patch SLAs.
Operating model
Which teams own the service once it runs?
Ties GPU telemetry stack into the same vulnerability-management cadence as OS and Kubernetes components.
Publication history
- 2026-10-08NVIDIA · Issue 339 resources
Stable resource ID: nvidia-psirt-bulletin-5857-dcgm-exporter-cve-2026-47483-20260728