CVE-2023-20569
amd: Return Address Predictor vulnerability leading to information disclosure
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · August 8, 2023
Updated · August 7, 2026
Description
A side channel vulnerability was found in hw amd. Some AMD CPUs may allow an attacker to influence the return address prediction. This issue may result in speculative execution at an attacker-controlled instruction pointer register, potentially leading to information disclosure.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Mitigation, other than installed the updated packages, for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
CVSS / CWE
CVSS 3.1 · 5.6CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
CWE not specified