title: Potential signed to unsigned conversion errors and buffer overflow vulnerabilities in the Zephyr IPM driver
description:  Two potential signed to unsigned conversion errors and buffer overflow vulnerabilities at the following locations in the Zephyr IPM drivers.
problem types: CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
affected:
{
defaultStatus: unaffected
packageName: Zephyr
product: Zephyr
repo: https://github.com/zephyrproject-rtos/zephyr
vendor: zephyrproject-rtos
versions:
lessThanOrEqual: 3.4, status: affected, version: *, versionType: git
}
metrics:
cvssV3_1: [
attackComplexity: HIGH
attackVector: LOCAL
availabilityImpact: HIGH
baseScore: 7
baseSeverity: HIGH
confidentialityImpact: LOW
integrityImpact: LOW
privilegesRequired: LOW
scope: CHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:H
version: 3.1
]
format: CVSS
scenarios: GENERAL