Summary
Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Unlikely. Customer action: Required.
Details
What type of information could be disclosed by this vulnerability?
Exploiting this vulnerability could allow the disclosure of certain kernel memory content.
According to the CVSS metric, user interaction is required (UI:R). What interaction would the user have to do?
An attacker must send a user a malicious Office file and convince them to open it.
According to the CVSS metric, the attack vector is adjacent (AV:A). What does that mean for this vulnerability?
Exploiting this vulnerability requires an attacker to be within proximity of the target system to send and receive radio transmissions.
Security updates
10.0.17763.7314 — https://support.microsoft.com/help/5058392
10.0.20348.3692 — https://support.microsoft.com/help/5058385
10.0.20348.3630 — https://support.microsoft.com/help/5058500
10.0.19044.5854 — https://support.microsoft.com/help/5058379
10.0.22621.5335 — https://support.microsoft.com/help/5058405
10.0.26100.4061 — https://support.microsoft.com/help/5058411
10.0.26100.3981 — https://support.microsoft.com/help/5058497
10.0.25398.1611 — https://support.microsoft.com/help/5058384
10.0.10240.21014 — https://support.microsoft.com/help/5058387
10.0.14393.8066 — https://support.microsoft.com/help/5058383
6.0.6003.23279 — https://support.microsoft.com/help/5058449
6.0.6003.23279 — https://support.microsoft.com/help/5058429
6.1.7601.27729 — https://support.microsoft.com/help/5058430
6.1.7601.27729 — https://support.microsoft.com/help/5058454
6.2.9200.25475 — https://support.microsoft.com/help/5058451
6.3.9600.22577 — https://support.microsoft.com/help/5058403
Vulnerabilities 1
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Medium 5.7
Windows Kernel Information Disclosure Vulnerability
Integer underflow (wrap or wraparound) in Windows Kernel allows an unauthorized attacker to disclose information over an adjacent network.
Revision history
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#1
Information published.
References
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CVE-2025-29974 Windows Kernel Information Disclosure Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-29974
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Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
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Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
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Common Vulnerability Scoring System
https://www.first.org/cvss