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CVE-2025-11964

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CVE-2025-11964

Published: Dec 31, 2025

Modified: Jan 2, 2026

PUBLISHED

CVSS v3.1

1.9

LOW

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.

VendorProductVersions

The Tcpdump Group

libpcap

affected
1.10.0 - < 1.10.6

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

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

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