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.
Fix
Patch, vendor advisory and mitigation references on NVD 2
- https://github.com/apache/mynewt-nimble/pull/2232 Issue Tracking, Patch
- https://lists.apache.org/thread/vc1ny73w243z5wr6t0y10gc6t2c9cytw Mailing List, Vendor Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 8.8 · apacheNVD modified 2026-10-24 13:10
Affected (CPE criteria) 1
cpe:2.3:a:apache:nimble:*:*:*:*:*:*:*:*
References 3
- https://github.com/apache/mynewt-nimble/pull/2232 Issue Tracking, Patch
- https://lists.apache.org/thread/vc1ny73w243z5wr6t0y10gc6t2c9cytw Mailing List, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2026/07/24/13 Mailing List, Third Party Advisory