CVE-2020-12965

When combined with specific software sequences, AMD CPUs may transiently execute non-canonical loads and store using only the lower 48 address bits potentially resulting in data leakage.

Published: 2022-02-04 Last update: 2024-11-21 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2020-12965 is rated Moderate Risk (50.3/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.38%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2020-12965

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-02-15 0.63% 0.38% -0.25%
2 2026-01-02 0.65% 0.63% -0.03%
3 2025-12-14 — 0.65% —

Full EPSS history (18 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2020-12965

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:N)
Service keeps running; no real outage angle.
 3.9 3.6 [email protected]
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:N)
No availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2020-12965

OS Trackers for CVE-2020-12965

vendor priority summary link
redhat medium — https://access.redhat.com/security/cve/CVE-2020-12965
suse low CVE-2020-12965 severity low: SUSE including 12 source package names (cluster-md-kmp-default, dlm-kmp-default, …), 20 product×package rows across 6 product lines (SUSE Linux Enterprise High Availability Extension 15 SP7, SUSE Linux Enterprise Live Patching 15 SP7, … (6 product lines)): Known Not Affected 20. https://www.suse.com/security/cve/CVE-2020-12965/

Affected software / configurations for CVE-2020-12965

Vendor Product Version Raw CPE
amd ryzen_pro_5650g_firmware — cpe:2.3:o:amd:ryzen_pro_5650g_firmware:-:*:*:*:*:*:*:*
amd ryzen_pro_5650ge_firmware — cpe:2.3:o:amd:ryzen_pro_5650ge_firmware:-:*:*:*:*:*:*:*
amd ryzen_pro_5750g_firmware — cpe:2.3:o:amd:ryzen_pro_5750g_firmware:-:*:*:*:*:*:*:*
amd ryzen_pro_5750ge_firmware — cpe:2.3:o:amd:ryzen_pro_5750ge_firmware:-:*:*:*:*:*:*:*
amd ryzen_pro_5350g_firmware — cpe:2.3:o:amd:ryzen_pro_5350g_firmware:-:*:*:*:*:*:*:*
amd ryzen_pro_5350ge_firmware — cpe:2.3:o:amd:ryzen_pro_5350ge_firmware:-:*:*:*:*:*:*:*
amd ryzen_pro_4750g_firmware — cpe:2.3:o:amd:ryzen_pro_4750g_firmware:-:*:*:*:*:*:*:*
amd ryzen_pro_4750ge_firmware — cpe:2.3:o:amd:ryzen_pro_4750ge_firmware:-:*:*:*:*:*:*:*
amd ryzen_pro_4650g_firmware — cpe:2.3:o:amd:ryzen_pro_4650g_firmware:-:*:*:*:*:*:*:*
amd ryzen_pro_4650ge_firmware — cpe:2.3:o:amd:ryzen_pro_4650ge_firmware:-:*:*:*:*:*:*:*
amd ryzen_pro_4350g_firmware — cpe:2.3:o:amd:ryzen_pro_4350g_firmware:-:*:*:*:*:*:*:*
amd ryzen_pro_4350ge_firmware — cpe:2.3:o:amd:ryzen_pro_4350ge_firmware:-:*:*:*:*:*:*:*
amd ryzen_pro_3900_firmware — cpe:2.3:o:amd:ryzen_pro_3900_firmware:-:*:*:*:*:*:*:*
amd ryzen_pro_3700_firmware — cpe:2.3:o:amd:ryzen_pro_3700_firmware:-:*:*:*:*:*:*:*
amd ryzen_pro_3600_firmware — cpe:2.3:o:amd:ryzen_pro_3600_firmware:-:*:*:*:*:*:*:*
amd ryzen_pro_3400g_firmware — cpe:2.3:o:amd:ryzen_pro_3400g_firmware:-:*:*:*:*:*:*:*
amd ryzen_pro_3400ge_firmware — cpe:2.3:o:amd:ryzen_pro_3400ge_firmware:-:*:*:*:*:*:*:*
amd ryzen_pro_3350g_firmware — cpe:2.3:o:amd:ryzen_pro_3350g_firmware:-:*:*:*:*:*:*:*
amd ryzen_pro_3200g_firmware — cpe:2.3:o:amd:ryzen_pro_3200g_firmware:-:*:*:*:*:*:*:*
amd ryzen_pro_3200ge_firmware — cpe:2.3:o:amd:ryzen_pro_3200ge_firmware:-:*:*:*:*:*:*:*
amd ryzen_pro_2400g_firmware — cpe:2.3:o:amd:ryzen_pro_2400g_firmware:-:*:*:*:*:*:*:*
amd ryzen_pro_2400ge_firmware — cpe:2.3:o:amd:ryzen_pro_2400ge_firmware:-:*:*:*:*:*:*:*
amd ryzen_pro_2200g_firmware — cpe:2.3:o:amd:ryzen_pro_2200g_firmware:-:*:*:*:*:*:*:*
amd ryzen_pro_2200ge_firmware — cpe:2.3:o:amd:ryzen_pro_2200ge_firmware:-:*:*:*:*:*:*:*
amd ryzen_threadripper_pro_3995wx_firmware — cpe:2.3:o:amd:ryzen_threadripper_pro_3995wx_firmware:-:*:*:*:*:*:*:*
amd ryzen_threadripper_pro_3975wx_firmware — cpe:2.3:o:amd:ryzen_threadripper_pro_3975wx_firmware:-:*:*:*:*:*:*:*
amd ryzen_threadripper_pro_3955wx_firmware — cpe:2.3:o:amd:ryzen_threadripper_pro_3955wx_firmware:-:*:*:*:*:*:*:*
amd ryzen_threadripper_pro_3945wx_firmware — cpe:2.3:o:amd:ryzen_threadripper_pro_3945wx_firmware:-:*:*:*:*:*:*:*
amd athlon_gold_pro_3150g_firmware — cpe:2.3:o:amd:athlon_gold_pro_3150g_firmware:-:*:*:*:*:*:*:*
amd athlon_gold_pro_3150ge_firmware — cpe:2.3:o:amd:athlon_gold_pro_3150ge_firmware:-:*:*:*:*:*:*:*
amd athlon_silver_pro_3125ge_firmware — cpe:2.3:o:amd:athlon_silver_pro_3125ge_firmware:-:*:*:*:*:*:*:*
amd athlon_pro_300ge_firmware — cpe:2.3:o:amd:athlon_pro_300ge_firmware:-:*:*:*:*:*:*:*
amd athlon_pro_200ge_firmware — cpe:2.3:o:amd:athlon_pro_200ge_firmware:-:*:*:*:*:*:*:*
amd ryzen_threadripper_3990x_firmware — cpe:2.3:o:amd:ryzen_threadripper_3990x_firmware:-:*:*:*:*:*:*:*
amd ryzen_threadripper_3970x_firmware — cpe:2.3:o:amd:ryzen_threadripper_3970x_firmware:-:*:*:*:*:*:*:*
amd ryzen_threadripper_3960x_firmware — cpe:2.3:o:amd:ryzen_threadripper_3960x_firmware:-:*:*:*:*:*:*:*
amd ryzen_threadripper_2990wx_firmware — cpe:2.3:o:amd:ryzen_threadripper_2990wx_firmware:-:*:*:*:*:*:*:*
amd ryzen_threadripper_2970wx_firmware — cpe:2.3:o:amd:ryzen_threadripper_2970wx_firmware:-:*:*:*:*:*:*:*
amd ryzen_threadripper_2950x_firmware — cpe:2.3:o:amd:ryzen_threadripper_2950x_firmware:-:*:*:*:*:*:*:*
amd ryzen_threadripper_2920x_firmware — cpe:2.3:o:amd:ryzen_threadripper_2920x_firmware:-:*:*:*:*:*:*:*
amd ryzen_threadripper_1950x_firmware — cpe:2.3:o:amd:ryzen_threadripper_1950x_firmware:-:*:*:*:*:*:*:*
amd ryzen_threadripper_1920x_firmware — cpe:2.3:o:amd:ryzen_threadripper_1920x_firmware:-:*:*:*:*:*:*:*
amd ryzen_threadripper_1900x_firmware — cpe:2.3:o:amd:ryzen_threadripper_1900x_firmware:-:*:*:*:*:*:*:*
amd ryzen_5950x_firmware — cpe:2.3:o:amd:ryzen_5950x_firmware:-:*:*:*:*:*:*:*
amd ryzen_5800x3d_firmware — cpe:2.3:o:amd:ryzen_5800x3d_firmware:-:*:*:*:*:*:*:*
amd ryzen_5900x_firmware — cpe:2.3:o:amd:ryzen_5900x_firmware:-:*:*:*:*:*:*:*
amd ryzen_5800x_firmware — cpe:2.3:o:amd:ryzen_5800x_firmware:-:*:*:*:*:*:*:*
amd ryzen_5600x_firmware — cpe:2.3:o:amd:ryzen_5600x_firmware:-:*:*:*:*:*:*:*
amd ryzen_5700g_firmware — cpe:2.3:o:amd:ryzen_5700g_firmware:-:*:*:*:*:*:*:*
amd ryzen_5600g_firmware — cpe:2.3:o:amd:ryzen_5600g_firmware:-:*:*:*:*:*:*:*
amd ryzen_5700ge_firmware — cpe:2.3:o:amd:ryzen_5700ge_firmware:-:*:*:*:*:*:*:*
amd ryzen_5600ge_firmware — cpe:2.3:o:amd:ryzen_5600ge_firmware:-:*:*:*:*:*:*:*
amd ryzen_5300g_firmware — cpe:2.3:o:amd:ryzen_5300g_firmware:-:*:*:*:*:*:*:*
amd ryzen_5300ge_firmware — cpe:2.3:o:amd:ryzen_5300ge_firmware:-:*:*:*:*:*:*:*
amd ryzen_4700g_firmware — cpe:2.3:o:amd:ryzen_4700g_firmware:-:*:*:*:*:*:*:*
amd ryzen_4600g_firmware — cpe:2.3:o:amd:ryzen_4600g_firmware:-:*:*:*:*:*:*:*
amd ryzen_4300g_firmware — cpe:2.3:o:amd:ryzen_4300g_firmware:-:*:*:*:*:*:*:*
amd ryzen_4700ge_firmware — cpe:2.3:o:amd:ryzen_4700ge_firmware:-:*:*:*:*:*:*:*
amd ryzen_4600ge_firmware — cpe:2.3:o:amd:ryzen_4600ge_firmware:-:*:*:*:*:*:*:*
amd ryzen_4300ge_firmware — cpe:2.3:o:amd:ryzen_4300ge_firmware:-:*:*:*:*:*:*:*
amd athlon_3150ge_firmware — cpe:2.3:o:amd:athlon_3150ge_firmware:-:*:*:*:*:*:*:*
amd athlon_3150g_firmware — cpe:2.3:o:amd:athlon_3150g_firmware:-:*:*:*:*:*:*:*
amd athlon_3050ge_firmware — cpe:2.3:o:amd:athlon_3050ge_firmware:-:*:*:*:*:*:*:*

References for CVE-2020-12965

cvelogic Threat Intelligence