VULNERABILITY INTELLIGENCE
CVE-2025-9640
CVSS score4.3 MEDIUM
EPSS probability0.46%
CISA KEVNot currently listed
Published2025-10-15
Last modified2026-10-18
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Description
A flaw was found in Samba, in the vfs_streams_xattr module, where uninitialized heap memory could be written into alternate data streams. This allows an authenticated user to read residual memory content that may include sensitive data, resulting in an information disclosure vulnerability.
Weakness classification
- secalert@redhat.com: CWE-908
- 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-908