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PatchSiren cyber security CVE debrief

CVE-2026-65932 silabs.com CVE debrief

A vulnerability in the BT122 module causes it to stop advertising after receiving a plaintext 'pause encryption response' message, resulting in a denial of service. This issue is described as vulnerability B-E2 in a related paper. The CVSS score is 5.3, indicating a medium severity. Defenders responsible for managing the BT122 module should assess the potential impact of this vulnerability on their systems and prioritize verification and monitoring. The evidence for this vulnerability comes from a related paper on Arxiv and a community post on Silabs.

Vendor
silabs.com
Product
BT122
CVSS
MEDIUM 5.3
CISA KEV
Not listed in stored evidence
Original CVE published
2026-08-13
Original CVE updated
2026-09-08
Advisory published
2026-08-13
Advisory updated
2026-09-08

Who should care

Defenders responsible for managing the BT122 module should assess the potential impact of this vulnerability on their systems and prioritize verification and monitoring.

Why it matters

This vulnerability has a medium CVSS score of 5.3 and requires verification of affected versions and systems. Defenders should assess the potential impact on their systems and prioritize monitoring.

  • Denial of service vulnerability requires verification of affected versions and systems
  • Potential impact on system availability and reliability needs assessment

Technical summary

The BT122 module stops advertising after receiving a plaintext 'pause encryption response' message, resulting in a denial of service. This issue is described as vulnerability B-E2 in a related paper. The vulnerability affects the BT122 module, which is used in various systems. Defenders should prioritize verifying the presence of this vulnerability in their inventory and assessing the potential impact on their systems.

Defensive priority

Defenders should prioritize verifying the presence of this vulnerability in their inventory and assessing the potential impact on their systems.

Recommended defensive actions

  • Verify the presence of the BT122 module in your inventory
  • Assess the potential impact of this vulnerability on your systems
  • Monitor for any updates from the vendor regarding this vulnerability

Evidence notes

The evidence for this vulnerability comes from a related paper on Arxiv and a community post on Silabs. The NVD entry is currently awaiting analysis. The vulnerability has a medium CVSS score of 5.3 and requires verification of affected versions and systems. Defenders should assess the potential impact on their systems and prioritize monitoring. The BT122 module stops advertising after receiving a plaintext 'pause encryption response' message, resulting in a denial of service. This is

Sources and references

Verified primary and authoritative sources

  • CVE-2026-65932 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-65932

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-65932 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-65932

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.