VulnerabilityDeferred
CVE-2025-11964
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.
LOW 1.9EPSS 0.12%
Does this matter?
Lower severity and a low EPSS score (0.12%). Track it; it rarely justifies an emergency change on its own.
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 3.1
- 1.9 LOWCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:N
- EPSS
- 0.12% probability · 2th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Source
- security@tcpdump.org
References
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.