Out-of-Bounds Write Vulnerability in Intel Slim Bootloader
CVE-2026-41224

8.6HIGH

Key Information:

Vendor

Intel

Vendor
CVE Published:
10 November 2026

What is CVE-2026-41224?

An out-of-bounds write vulnerability exists in the UEFI firmware for the Intel Slim Bootloader, potentially allowing escalation of privilege. An unauthenticated user with physical access could exploit this vulnerability through a low-complexity attack without requiring special internal knowledge or user interaction. When successful, this exploit can compromise the confidentiality, integrity, and availability of the affected systems, leading to significant security risks.

Affected Version(s)

Intel(R) Slim Bootloader See references

References

CVSS V4

Score:
8.6
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Physical
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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