CVE-2025-9640
Published: Oct 15, 2025
Modified: May 13, 2026
CVSS v3.1
4.3
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.
| Vendor | Product | Versions |
|---|---|---|
Unknown | samba | affected 0 - < 4.21.9affected 4.22.0 - < 4.21.5affected 4.23.0 - < 4.23.2 |
Red Hat | Red Hat Enterprise Linux 10 | All versions |
Red Hat | Red Hat Enterprise Linux 6 | All versions |
Red Hat | Red Hat Enterprise Linux 6 | All versions |
Red Hat | Red Hat Enterprise Linux 7 | All versions |
Red Hat | Red Hat Enterprise Linux 8 | All versions |
Red Hat | Red Hat Enterprise Linux 9 | All versions |
Red Hat | Red Hat OpenShift Container Platform 4 | All versions |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
References
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