Vulnerability Description
Integer overflow in the UEFI firmware for the Slim Bootloader may allow an escalation of privilege. System software adversary with a privileged user combined with a low complexity attack may enable local code execution. This result may potentially occur via local access when attack requirements are present without special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (high), integrity (high) and availability (high) of the vulnerable system, resulting in subsequent system confidentiality (high), integrity (high) and availability (high) impacts.
Related Weaknesses (CWE)
References
FAQ
What is CVE-2026-20753?
CVE-2026-20753 is a documented vulnerability. Integer overflow in the UEFI firmware for the Slim Bootloader may allow an escalation of privilege. System software adversary with a privileged user combined with a low complexity attack may enable lo...
How severe is CVE-2026-20753?
CVSS scoring is not yet available for CVE-2026-20753. Check NVD for updates.
Is there a patch for CVE-2026-20753?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.