CVE-2026-46452: Apache NimBLE: Mesh Proxy SAR reassembly unbounded append and unchecked failure
Improper Input Validation vulnerability in Apache NimBLE in Mesh Proxy SAR reassembly could result in passing broken data toward application resulting in memory pressure and unstable parsing behavior.
This issue affects Apache NimBLE: through 1.9.0.
Users are recommended to upgrade to version 1.10.0, which fixes the issue.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Apache NimBLE (Mesh Proxy SAR reassembly)to a version that resolves this vulnerability.Fixed in 1.10.0
Event History
Frequently Asked Questions
What is the severity of CVE-2026-46452?
CVE-2026-46452 has a medium severity rating with a CVSS score of 5.3.
What causes CVE-2026-46452?
CVE-2026-46452 is caused by improper input validation during Mesh Proxy SAR reassembly in Apache NimBLE.
How do I fix CVE-2026-46452?
To fix CVE-2026-46452, upgrade Apache NimBLE to version 1.10.0 or later.
What are the potential impacts of CVE-2026-46452?
CVE-2026-46452 may lead to memory pressure and unstable parsing behavior in applications using affected versions of Apache NimBLE.
Which versions of Apache NimBLE are affected by CVE-2026-46452?
CVE-2026-46452 affects Apache NimBLE versions up to and including 1.9.0.