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LIN1021-4941 : Security Advisory - mbedtls - CVE-2022-46392

Created: Dec 15, 2022    Updated: Mar 1, 2023
Resolved Date: Mar 1, 2023
Found In Version: 10.21.20.1
Fix Version: 10.21.20.17
Severity: Standard
Applicable for: Wind River Linux LTS 21
Component/s: Userspace

Description

An issue was discovered in Mbed TLS before 2.28.2 and 3.x before 3.3.0. An adversary with access to precise enough information about memory accesses (typically, an untrusted operating system attacking a secure enclave) can recover an RSA private key after observing the victim performing a single private-key operation, if the window size (MBEDTLS_MPI_WINDOW_SIZE) used for the exponentiation is 3 or smaller.

CREATE(Triage):(User=admin) CVE-2022-46392 (https://nvd.nist.gov/vuln/detail/CVE-2022-46392)

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