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MSRC compact vulnerability detail

CVE-2025-48810 · Windows Secure Kernel Mode Information Disclosure Vulnerability

Processor optimization removal or modification of security-critical code in Windows Secure Kernel Mode allows an authorized attacker to disclose information locally.

Severity
Important
Impact
Information Disclosure
CVSS
5.5 base · 4.8 temporal
Release
2025-07-08
Signals
Windows Secure Kernel Mode Information Disclosure Exploited: No Publicly disclosed: No Exploitability: Exploitation Less Likely
CWE
CWE-1037: Processor Optimization Removal or Modification of Security-critical Code
Patch Diff
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Resolved binary override
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Description
Processor optimization removal or modification of security-critical code in Windows Secure Kernel Mode allows an authorized attacker to disclose information locally.
FAQ / Articles
Windows Secure Kernel Mode Information Disclosure Vulnerability
Processor optimization removal or modification of security-critical code in Windows Secure Kernel Mode allows an authorized attacker to disclose information locally.
Kernel Memory Information Disclosure
What type of information could be disclosed by this vulnerability? Exploiting this vulnerability could allow the disclosure of certain kernel memory content.
FAQ
According to the CVSS metrics, successful exploitation of this vulnerability could lead to some loss of confidentiality (C:L),but lead to no loss of availability (A:N) and integrity (I:N)? What does that mean for this vulnerability? An attacker who successfully exploited the vulnerability could view some sensitive information (Confidentiality) but not all resources within the impacted component may be divulged to the attacker. The attacker cannot make changes to disclosed information (Integrity) or limit access to the resource (Availability).
Windows Secure Kernel Mode Information Disclosure Vulnerability
Processor optimization removal or modification of security-critical code in Windows Secure Kernel Mode allows an authorized attacker to disclose information locally.