Description
Out-of-bounds Write, Integer Underflow (Wrap or Wraparound) vulnerability in Apache NimBLE BASS service. Improper validation when parsing BASS service "Add Source" and "Modify Source" operation PDU could results in stack buffer overflow or arbitrary out-of-bound read.
This can be triggered by nearby devices over Bluetooth connection, however pairing is required prior to accessing BASS service, which depending on device configuration may or may not require user action.
This issue affects Apache NimBLE: through 1.9.0.
Users are recommended to upgrade to version 1.10.0, which fixes the issue.
Metrics
CVSS 3.1 8.8/10
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| Apache Software Foundation | Apache NimBLE | <= 1.9.0 |
References
- https://github.com/apache/mynewt-nimble/pull/2232Issue Tracking, Patch
- https://lists.apache.org/thread/vc1ny73w243z5wr6t0y10gc6t2c9cytwMailing List, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2026/07/24/13Mailing List, Third Party Advisory
Timeline
- Published
- Jul 24, 2026
- Last modified
- Oct 24, 2026
- NVD status
- Analyzed