CVE-2025-11964
Low · 1.9CVSS
1.9
EPSS
0.1%
Published
Dec 31, 2025
CISA due date
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The record
On Windows only, if libpcap needs to convert a Windows error message to UTF-8 and the message includes characters that UTF-8 represents using 4 bytes, utf_16le_to_utf_8_truncated() can write data beyond the end of the provided buffer.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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