Improper Handling of Length Parameter Inconsistency Affecting zephyrproject-rtos/zephyr package, versions [0,4.3.0-rc1)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UNMANAGED-ZEPHYRPROJECTRTOSZEPHYR-12946168
- published21 Sept 2025
- disclosed19 Sept 2025
- creditUnknown
Introduced: 19 Sep 2025
CVE-2025-10458 (opens in a new tab)How to fix?
Upgrade zephyrproject-rtos/zephyr to version 4.3.0-rc1 or higher.
Overview
Affected versions of this package are vulnerable to Improper Handling of Length Parameter Inconsistency via improper validation of the le_conn_rsp process. An attacker can cause information disclosure, data manipulation, or denial of service by sending specially crafted Bluetooth connection response packets containing malicious CID, MTU, or MPS values.