CVE-2025-11964 — LOW (1.9) — White Hats Nepal

Vulnerability Description

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.

CVSS Score

1.9

LOW

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:N

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

LOW

Availability

NONE

Related Weaknesses (CWE)

CWE-787

References

https://github.com/the-tcpdump-group/libpcap/commit/7fabf607f2319a36a0bd78444247

FAQ

What is CVE-2025-11964?

CVE-2025-11964 is a vulnerability with a CVSS score of 1.9 (LOW). 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 beyo...

How severe is CVE-2025-11964?

CVE-2025-11964 has been rated LOW with a CVSS base score of 1.9/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-11964?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.