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Windows MSC Library Stack Overflow Can Cause Program Crash
published 3 years ago
Summary
A bug in the Windows MSC library can cause a program to crash when working with certain file operations. This could potentially allow an attacker to make a program malfunction or crash, but it's not currently exploitable. Update your Windows MSC library to the latest version to fix the issue.
What to do
The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.
Affected software
| Ecosystem | Vendor | Product | Affected versions |
|---|---|---|---|
| OSS-Fuzz | – | opensc | All versions |
Original advisory text
Stack-buffer-overflow in msc_zero_object
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=53631
```
Crash type: Stack-buffer-overflow WRITE {*}
Crash state:
msc_zero_object
msc_create_object
muscle_create_directory
```
```
Crash type: Stack-buffer-overflow WRITE {*}
Crash state:
msc_zero_object
msc_create_object
muscle_create_directory
```
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=53631 Third Party Advisory
Timeline
Published24 Nov 2022
Updated6 Mar 2026
First seen6 Mar 2026
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