CVE-2024-47248 Apache NimBLE: Buffer overflow in NimBLE MESH Bluetooth stack
A buffer overflow in Apache NimBLE allows attackers to cause memory corruption via crafted MESH messages in non-default builds.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2024-47248?
CVE-2024-47248 is a medium-severity memory corruption vulnerability in Apache NimBLE, published on 26 Nov 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in Apache NimBLE.
Specially crafted MESH message could result in memory corruption when non-default build configuration is used. This issue affects Apache NimBLE: through 1.7.0.
Users are recommended to upgrade to version 1.8.0, which fixes the issue.
Weakness: CWE-120
Which versions are affected by CVE-2024-47248?
It affects 1 product.
Products include Apache Nimble.
How do I fix CVE-2024-47248?
No fix has been published for CVE-2024-47248 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2024-47248 being exploited?
There is no known exploitation of CVE-2024-47248 in the wild and no public exploit code.
Other vulnerabilities in Apache NimBLE
- CVE-2026-45813 Apache NimBLE: Incorrect data validation in BASS add/modify source operation
- CVE-2025-62235 Apache Mynewt NimBLE: Incorrect handling of SMP Security Request could lead to undesirable pairing
- CVE-2026-45811 Apache NimBLE: Buffer overflow in socket HCI transport
- CVE-2026-45815 Apache NimBLE: Remote reachable assertion in ATT Read Multiple Variable Response handler
- CVE-2026-45816 Apache NimBLE: NULL pointer dereference vulnerability in SMP LTK request
Sources
Also known as GHSA-f94q-ffqr-x638.