CVE-2023-20569 — AMD Ryzen™ 3000 Series Desktop Processors

What is CVE-2023-20569?

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.

12 affected-product entries are recorded, across 2 vendors, listed below. The identifier was first published 1174 days ago.

Severity and exploitation probability

EPSS (FIRST): 7.3% probability of exploitation in the next 30 days, higher than 94.2% of all scored CVEs
CISA KEV: Not listed in the CISA Known Exploited Vulnerabilities catalog
Threadlinqs priority: 5.8/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
Published: 2023-08-08, last modified 2024-09-23

Is CVE-2023-20569 being exploited?

Weaponised exploit code for CVE-2023-20569 is publicly available. 1 public proof-of-concept repository is tracked for this identifier. It currently carries a trending score of 37 in the Threadlinqs vulnerability feed.

trickest/cve (trickest)

Affected products and versions

AMD: Ryzen™ 3000 Series Desktop Processors, Ryzen™ PRO 3000 Series Desktop Processors, Ryzen™ 3000 Series Desktop Processors with Radeon™ Graphics, Ryzen™ PRO 3000 Series Processors with Radeon™ Vega Graphics, Athlon™ 3000 Series Processors with Radeon™ Graphics, Athlon™ PRO 3000 Series Processors with Radeon™ Vega Graphics, Ryzen™ 4000 Series Desktop Processors with Radeon™ Graphics, Ryzen™ PRO 4000 Series Desktop Processors, Ryzen™ 5000 Series Desktop Processors, Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics, Ryzen™ Threadripper™ 2000 Series Processors
Ryzen™ PRO 5000 Series Desktop Processors: Ryzen™ PRO 5000 Series Desktop Processors

How to fix CVE-2023-20569

No vendor patch reference has been recorded for CVE-2023-20569 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

Threat activity tracking CVE-2023-20569

1 tracked threat in the Threadlinqs corpus references CVE-2023-20569, either in the campaign’s CVE list or as an indicator on the campaign record.

TONTOU: Interrupt-Injection Attack Bypasses Spectre v2 (eIBRS/Safe RET) Defenses on Intel and AMD CPUs — HIGH · 2026-08-06

Sources

Enriched from CVE.org, FIRST EPSS, GitHub Security Advisories, public proof-of-concept repositories. Last verified by Threadlinqs on 2026-10-10.

Vendor advisory and patch

amd.com — vendor advisory

Other references

Showing 6 of 11 recorded references.