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CVE-2025-11964
Component Overview
Vulnerability Overview
Name
CVE-2025-11964
Source
NVD (
link
)
Debian (
link
)
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.
CWEs
CWE-787
Published Date
Dec 31, 2025
Updated Date
Jun 17, 2026
Workaround
-
Advisories
Analysis
#
Affected Component
Analysis
libpcap
Patched
Vulnerability Ratings
#
1.9
CVSSv31
NaN
other
Others affected components
#
Name
Project
Project Version
Version
Status
libpcap
buildroot
2025.02.x
1.10.6
Not Affected
libpcap
buildroot
master
1.10.6
Not Affected
libpcap
openwrt
master
1.10.6-r1
Not Affected
libpcap
openwrt
openwrt-25.12
1.10.6-r1
Not Affected
libpcap
yocto
master
1.10.6
Not Affected
libpcap
yocto
scarthgap
1.10.4
Patched
Resolved with patches
#
libpcap (yocto:kirkstone)
#
Title
Author
Resolve
1
Fix a copy-and-pasteo in utf_16le_to_utf_8_truncated().
Guy Harris <gharris@sonic.net>
CVE-2025-11964
libpcap (yocto:scarthgap)
#
Title
Author
Resolve
1
Fix a copy-and-pasteo in utf_16le_to_utf_8_truncated().
Guy Harris <gharris@sonic.net>
CVE-2025-11964