https://seclists.org/oss-sec/2023/q3/67: CVE-2023-20593: A use-after-free in AMD Zen2 Processors
Published Jul 25, 2023
·Updated
Affected Software
8 affected components
AMD EPYC
AMD Ryzen 3000 Series>2023-12
AMD Ryzen 4000 Series>2023-12
AMD Ryzen Threadripper 3000 Series>2023-10
AMD Ryzen Threadripper PRO 3000WX Series>2023-11
AMD Ryzen 5000 Series>2023-12
AMD Ryzen 4000 Series Mobile>2023-11
AMD Ryzen 7020 Series>2023-12
Frequently Asked Questions
1
What is the severity of CVE-2023-20593?
CVE-2023-20593 is classified as a high severity vulnerability due to its potential impact on AMD Zen2 processors.
2
How do I fix CVE-2023-20593?
To fix CVE-2023-20593, ensure that you apply the latest firmware updates provided by AMD for your affected processors.
3
Which AMD products are affected by CVE-2023-20593?
CVE-2023-20593 affects AMD EPYC, Ryzen 3000 Series, Ryzen 4000 Series, Ryzen Threadripper 3000 Series, and Ryzen 5000 Series processors.
4
What is a use-after-free vulnerability in the context of CVE-2023-20593?
In CVE-2023-20593, a use-after-free vulnerability occurs when memory is accessed after being freed, potentially allowing attackers to exploit this flaw.
5
When was CVE-2023-20593 published?
CVE-2023-20593 was published on July 25, 2023.