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LIN1021-3025 : Security Advisory - linux - CVE-2022-23960

Created: Mar 10, 2022    Updated: Apr 25, 2022
Resolved Date: Apr 25, 2022
Found In Version: 10.21.20.1
Fix Version: 10.21.20.12
Severity: Standard
Applicable for: Wind River Linux LTS 21
Component/s: Kernel

Description

Certain Arm Cortex and Neoverse processors through 2022-03-08 do not properly restrict cache speculation, aka Spectre-BHB. An attacker can leverage the shared branch history in the Branch History Buffer (BHB) to influence mispredicted branches. Then, cache allocation can allow the attacker to obtain sensitive information.

https://nvd.nist.gov/vuln/detail/CVE-2022-23960

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