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7.5 High

CVE-2023-20531 Insufficient bound checks in the SMU may allow an attacker to update the SRAM from/to address space to an invalid…

Description

Insufficient bound checks in the SMU may allow an attacker to update the SRAM from/to address space to an invalid value potentially resulting in a denial of service.

Affected products and versions

Product Affected versions Fixed in
2nd Gen EPYC Versions not published
3rd Gen EPYC Versions not published

References

Timeline

  1. Published
  2. Last modified

Other CVEs of 2nd Gen EPYC

The 14 CVEs of 2nd Gen EPYC →
CVE-2023-20532 Insufficient input validation in the SMU may allow an attacker to improperly lock resources, potentially resulting in… 5.3 Medium CVE-2023-20529 Insufficient bound checks in the SMU may allow an attacker to update the from/to address space to an invalid value… 7.5 High CVE-2023-20528 Insufficient input validation in the SMU may allow a physical attacker to exfiltrate SMU memory contents over the I2C… 2.4 Low CVE-2023-20527 Improper syscall input validation in the ASP Bootloader may allow a privileged attacker to read memory out-of-bounds,… 6.5 Medium
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