CVE-2024-4785
BT: Missing Check in LL_CONNECTION_UPDATE_IND Packet Leads to Division by Zero
BT: Missing Check in LL_CONNECTION_UPDATE_IND Packet Leads to Division by Zero
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
BT: Missing Check in LL_CONNECTION_UPDATE_IND Packet Leads to Division by Zero
BT: Missing Check in LL_CONNECTION_UPDATE_IND Packet Leads to Division by Zero
- Record
CVE-2024-4785- CVSS 3.1
- 7.6 High
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H - Weakness
- CWE-369
- Updated
- 2026-11-02
EUVDEUVD-2024-44378
BT: Missing Check in LL_CONNECTION_UPDATE_IND Packet Leads to Division by Zero
- Record
EUVD-2024-44378- CVSS 3.1
- 7.6 High
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H - Updated
- 2026-11-02
NVD
BT: Missing Check in LL_CONNECTION_UPDATE_IND Packet Leads to Division by Zero
- Record
CVE-2024-4785- CVSS 3.1
- 7.6 High
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H - CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-369
- Updated
- 2026-11-02
OSV
BT: Missing Check in LL_CONNECTION_UPDATE_IND Packet Leads to Division by Zero
BT: Missing Check in LL_CONNECTION_UPDATE_IND Packet Leads to Division by Zero
- Record
CVE-2024-4785- CVSS 3.1
- 7.6 High
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H - Weakness
- CWE-369
- Updated
- 2026-11-02
OSVCVE-2024-6135
BT:Classic: Multiple missing buf length checks
BT:Classic: Multiple missing buf length checks
- Record
CVE-2024-6135- CVSS 3.1
- 7.6 High
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H - Weakness
- CWE-122
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| first indexed | CVE List, EUVD, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2024-4785 is a high vulnerability (CVSS 7.6) in Zephyrproject Zephyr, published August 19, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.46%, the 39th percentile. No source names a fixed version.
References
github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-xcr5-5g98-mchp
nvd.nist.gov/vuln/detail/CVE-2024-4785