CVE-2025-11964

EUVD-2025-205868
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
1.9 LOW
LOCAL
HIGH
HIGH
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:N
TcpdumpCNA
1.9 LOW
LOCAL
HIGH
HIGH
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 3%
Debian logo
Debian Releases
Debian Product
Codename
libpcap
bookworm
1.10.3-1
fixed
bullseye
1.10.0-2
fixed
forky
1.10.6-1
fixed
sid
1.10.6-1
fixed
trixie
1.10.5-2
fixed
Common Weakness Enumeration
References
https://github.com/the-tcpdump-group/libpcap/commit/7fabf607f2319a36a0bd78444247180acb838e69