DEBIAN-CVE-2023-20593

Advisory lineage Upstream: 1 Downstream: 6
Published: 24 Jul 2023, 20:15
Last modified:28 Apr 2026, 20:25

Vulnerability Summary

Overall Risk (default)
low
22/100
CVSS Score
5.5 MEDIUM
3.1 (osv_debian)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

24 Jul 2023, 20:15
Published
Vulnerability first disclosed
28 Apr 2026, 20:25
Last Modified
Vulnerability information updated

Description

An issue in “Zen 2” CPUs, under specific microarchitectural circumstances, may allow an attacker to potentially access sensitive information.

CVSS Metrics

  • v3.1MEDIUMScore: 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected Systems

  • debianamd64-microcode

    < 3.20230719.1~deb11u1 | < 3.20230719.1~deb12u1 | < 3.20230719.1 | < 3.20230719.1

  • debianlinux

    < 5.10.179-3 | < 6.1.38-2 | < 6.4.4-2 | < 6.4.4-2

References (1)