Jun 2025: Windows Schannel Remote Code Execution Vulnerability
CVE-2025-29828 Published on June 10, 2025
Windows Schannel Remote Code Execution Vulnerability
Missing release of memory after effective lifetime in Windows Cryptographic Services allows an unauthorized attacker to execute code over a network.
Weakness Type
What is a Memory Leak Vulnerability?
The software does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory. This is often triggered by improper handling of malformed data or unexpectedly interrupted sessions. In some languages, developers are responsible for tracking memory allocation and releasing the memory. If there are no more pointers or references to the memory, then it can no longer be tracked and identified for release.
CVE-2025-29828 has been classified to as a Memory Leak vulnerability or weakness.
Products Associated with CVE-2025-29828
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Affected Versions
Microsoft Windows 11 version 22H2:- Version 10.0.22621.0 and below 10.0.22621.5472 is affected.
- Version 10.0.22631.0 and below 10.0.22631.5472 is affected.
- Version 10.0.22631.0 and below 10.0.22631.5472 is affected.
- Version 10.0.26100.0 and below 10.0.26100.4349 is affected.
- Version 10.0.20348.0 and below 10.0.20348.3807 is affected.
- Version 10.0.25398.0 and below 10.0.25398.1665 is affected.
- Version 10.0.26100.0 and below 10.0.26100.4349 is affected.
- Version 10.0.26100.0 and below 10.0.26100.4349 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.