CVE-2025-29950
No known exploitation. EPSS puts it in the 4th percentile. No fix published yet.
What to do
No fixed build or workaround is published yet. Limit exposure and watch for a patch.
What it is
From the CVE record
Improper input validation in system management mode (SMM) could allow a privileged attacker to overwrite stack memory leading to arbitrary code execution.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
0.2% chance of exploitation activity in the next 30 days, which ranks it in the 4th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
3 events over 0 days, from the signal feeds we watch.
- Publishedweakness classified, record updated
Affected products
- AMD EPYC™ 9004 Series ProcessorsHardware Firmware
- AMD EPYC™ 7003 Series ProcessorsHardware Firmware
- AMD EPYC™ 7002 Series ProcessorsHardware Firmware
- AMD EPYC™ 7001 Series ProcessorsHardware Firmware
- AMD EPYC™ 9005 Series ProcessorsHardware Firmware
- AMD Instinct™ MI300AHardware Firmware
- AMD EPYC™ 9V64H ProcessorHardware Firmware
- AMD Ryzen™ Threadripper™ PRO 3000WX ProcessorsHardware Firmware
And 12 more affected products. See all after sign-in
Technical detail
Weaknesses
Sources
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