🛡️ CVE-2023-20588
🟡 CVSS 5.5 — Medium ✅ No Known Exploit CWE-369 NVD
5.5
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

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

Details

Severity MEDIUM
CVSS Score 5.5
CVSS Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CWE CWE-369
Public Exploit ✅ No
Source NVD
Published 2023-08-08
Updated 2026-06-08
Modified 2024-11-21
Fix URL N/A

Affected Packages

Software From version Fixed in
athlon-gold-3150g-firmware — —
athlon-gold-3150ge-firmware — —
athlon-gold-pro-3150g-firmware — —
athlon-gold-pro-3150ge-firmware — —
athlon-pro-300ge-firmware — —
athlon-silver-3050ge-firmware — —
athlon-silver-pro-3125ge-firmware — —
debian-linux — —
epyc-7251-firmware — —
epyc-7261-firmware — —
epyc-7281-firmware — —
epyc-7301-firmware — —
epyc-7351-firmware — —
epyc-7351p-firmware — —
epyc-7371-firmware — —
epyc-7401-firmware — —
epyc-7401p-firmware — —
epyc-7451-firmware — —
epyc-7501-firmware — —
epyc-7551-firmware — —
epyc-7551p-firmware — —
epyc-7571-firmware — —
epyc-7601-firmware — —
fedora — —
ryzen-3-3200g-firmware — —
ryzen-3-3200ge-firmware — —
ryzen-3-pro-3200g-firmware — —
ryzen-3-pro-3200ge-firmware — —
ryzen-5-3400g-firmware — —
ryzen-5-pro-3350g-firmware — —
ryzen-5-pro-3350ge-firmware — —
ryzen-5-pro-3400g-firmware — —
ryzen-5-pro-3400ge-firmware — —
windows-10-1507 — 10.0.10240.20345
windows-10-1607 — 10.0.14393.6529
windows-10-1809 — 10.0.17763.5206
windows-10-21h2 — 10.0.19044.3803
windows-10-22h2 — 10.0.19045.3803
windows-11-21h2 — 10.0.22000.2652
windows-11-22h2 — 10.0.22621.2861
windows-11-23h2 — 10.0.22631.2861
windows-server-2008 — —
windows-server-2012 — —
windows-server-2016 — 10.0.14393.6529
windows-server-2019 — 10.0.17763.5206
windows-server-2022-23h2 — 10.0.25398.584
xen — —

References

Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/09/25/3
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/09/25/4
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/09/25/5
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/09/25/7
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/09/25/8
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/09/26/5
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/09/26/8
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/09/26/9
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/09/27/1
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/10/03/9
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/10/04/1
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/10/04/2
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/10/04/3
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/10/04/4
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/09/25/3
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/09/25/4
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/09/25/5
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/09/25/7
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/09/25/8
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/09/26/5
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/09/26/8
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/09/26/9
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/09/27/1
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/10/03/9
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/10/04/1
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/10/04/2
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/10/04/3
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2023/10/04/4

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