DEBIAN-CVE-2023-20588

Advisory lineage Upstream: 1 Downstream: 3
Upstream
CVE-2023-20588
Published: 08 Aug 2023, 18:15
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

08 Aug 2023, 18:15
Published
Vulnerability first disclosed
28 Apr 2026, 20:25
Last Modified
Vulnerability information updated

Description

A division-by-zero error on some AMD processors can potentially return speculative data resulting in loss of confidentiality.

CVSS Metrics

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

Affected Systems

  • debian•linux

    < 5.10.197-1 | < 6.1.52-1 | < 6.4.13-1 | < 6.4.13-1

  • debian•xen

    all | < 4.17.2+76-ge1f9cb16e2-1~deb12u1 | < 4.17.2+55-g0b56bed864-1 | < 4.17.2+55-g0b56bed864-1

References (1)