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CVE-2020-10027

ARC Platform Uses Signed Integer Comparison When Validating Syscall Numbers

CVSS 7.8 HIGHEPSS 0.7%CWE-697
An attacker who has obtained code execution within a user thread is able to elevate privileges to that of the kernel. See NCC-ZEP-001 This issue affects: zephyrproject-rtos zephyr version 1.14.0 and later versions. version 2.1.0 and later versions.
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Affected products
zephyrproject-rtos · zephyr

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References
https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10027https://github.com/zephyrproject-rtos/zephyr/pull/23328https://github.com/zephyrproject-rtos/zephyr/pull/23499https://github.com/zephyrproject-rtos/zephyr/pull/23500https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-35