Fedora
CVE-2023-20569
MEDIUM
Severity by source
AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
1DescriptionNVD
A side channel vulnerability on some of the AMD CPUs may allow an attacker to influence the return address prediction. This may result in speculative execution at an attacker-controlled address, potentially leading to information disclosure.
AnalysisAI
A side channel vulnerability on some of the AMD CPUs may allow an attacker to influence the return address prediction. Rated medium severity (CVSS 4.7). Public exploit code available and no vendor patch available.
Technical ContextAI
This vulnerability is classified under CWE-203. A side channel vulnerability on some of the AMD CPUs may allow an attacker to influence the return address prediction. This may result in speculative execution at an attacker-controlled address, potentially leading to information disclosure. Affected products include: Fedoraproject Fedora, Debian Debian Linux, Amd Ryzen 9 5950X Firmware, Amd Ryzen 9 5900X Firmware, Amd Ryzen 9 5900 Firmware.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
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Same weakness CWE-203 – Observable Discrepancy
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External POC / Exploit Code
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