CVE-2026-6484
Lack of verified boot to certain FV may cause arbitrary code execution
02 Description
Lack of verified boot to certain FV may cause arbitrary code execution
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.37% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 31.0% of scored records. A rank, not a probability.
- NVD base score
- 8.2 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
- NVD analysis status
- Awaiting Analysis. NVD last modified this record on 2026-10-24.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-08-12 00:20Z2 MO AGO
- Last updated
- 2026-08-12 12:39Z2 MO AGO
- Reserved
- 2026-04-17
- Assigning CNA
- Insyde
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.2)
- CNA CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
- Weaknesses
- CWE-1277Firmware Not UpdateableBase
- Data version
- 5.2
- Document digest
- 626bb56be33750fbf2a9a0f3a55b163e11b606b54bfc20dbb69161a78387ff64
05 Affected products
06 References
- www.insyde.comhttps://www.insyde.com/security-pledge/sa-2026003/
07 Remediation
Intel Mobile Platforms: Panther Lake: Unaffected Lunar Lake: Unaffected Aarow Lake H/U: Version 05.56.17.0022 Aarow Lake S/HX: Version 05.56.17.0037 Rapter Lake: Version 05.47.24.0058 Twin Lake: Version 05.44.45.0029 Intel Server/Embedded platforms: Whitley (CLX/CPX/ICX): Trunk CedarIsland (CPX): Trunk Eagle Stream: Unaffected Birch Stream: Unaffected Mehlow/Mehlow-R(CFL-S): Unaffected Tatlow (RKS): Unaffected Jacobsville(SNR): Trunk Idaville: Trunk Kaseyville: Unaffected Whiskey Lake: Trunk Come tLake-S: Unaffected Tiger Lake UP3/H: Unaffected Alder Lake: Version 05.47.24.2057 Raptor Lake: Version 05.47.24.0057 Meteor Lake – U/H ARL-H/U: Version 05.56.07.0022 Meteor Lake – PS ARL-H/U: Version 05.56.07.0022 Arrow Lake – S ARL-S/HX: Version 05.55.45.0036 Arrow Lake – U/H ARL-H/U: Version 05.56.07.0022 Elkhart Lake: Version 05.48.17.0030 Alder Lake N: Trunk Amston Lake: Trunk Twin Lake: Trunk