CVE-2026-82908
MSI Dragon Center MMIO Write Path NTIOLib_X64.sys MmioWritePath integer overflow
- Published
- Updated
- Reserved
- Assigned by
- VulDB
Description
A vulnerability was found in MSI Dragon Center up to 2.0.155.0. Affected by this vulnerability is the function MmioWritePath in the library NTIOLib_X64.sys of the component MMIO Write Path Handler. Performing a manipulation of the argument count/elementSize results in integer overflow. The attack requires a local approach. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
Public exploit
A reference of the record is tagged as an exploit or proof of concept: anyone can try it against an unpatched system. CISA's SSVC rates its exploitation: a proof of concept is public.
Timeline
ID reserved
By VulDB
Published
- 1 day later
· 1 day later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| VulDBCNA (assigner) | 4.0 | Critical9.3 | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P |
| VulDBCNA (assigner) | 3.1 | High8.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R |
| VulDBCNA (assigner) | 3.0 | High8.8 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R |
| VulDBCNA (assigner) | 2.0 | Medium6.8 | AV:L/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR |
| NVDNVD · Deferred | 4.0 | High8.5 | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
- EPSS (exploitation in 30 days)
- 0.18% · top 92% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: poc · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.3.
Weakness
Affected products
- affected 2.0.155
References (5)
- VDB-397288 | MSI Dragon Center MMIO Write Path NTIOLib_X64.sys MmioWritePath integer overflow (opens in a new tab)vdb-entrytechnical-description
- VDB-397288 | CTI Indicators (IOB, IOC, IOA) (opens in a new tab)signaturepermissions-required
- CVE-2026-82908 | CVE Analysis and Report (opens in a new tab)third-party-advisory
- Submit #877502 | MSI Dragon Center <=2.0.155.0 Integer Overflow (opens in a new tab)third-party-advisory
- https://drive.google.com/file/d/10o_-3GOMAvl3tDqQIWYw45rv7MpxYitk/view (opens in a new tab)exploit
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2026-82908)Record last updated .