Packages
- samba - SMB/CIFS file, print, and login server for Unix
Details
Andrew Walker discovered that Samba incorrectly initialized memory in the
vfs_streams_xattr module. An authenticated attacker could possibly use this
issue to obtain sensitive information. (CVE-2025-9640)
Igor Morgenstern discovered that Samba incorrectly handled names passed to
the WINS hook program. An attacker could possibly use this issue to execute
arbitrary code. (CVE-2025-10230)
Andrew Walker discovered that Samba incorrectly initialized memory in the
vfs_streams_xattr module. An authenticated attacker could possibly use this
issue to obtain sensitive information. (CVE-2025-9640)
Igor Morgenstern discovered that Samba incorrectly handled names passed to
the WINS hook program. An attacker could possibly use this issue to execute
arbitrary code. (CVE-2025-10230)
Update instructions
In general, a standard system update will make all the necessary changes.
Learn more about how to get the fixes.The problem can be corrected by updating your system to the following package versions:
| Ubuntu Release | Package Version | ||
|---|---|---|---|
| 25.10 questing | samba – 2:4.22.3+dfsg-4ubuntu2.1 | ||
| 25.04 plucky | samba – 2:4.21.4+dfsg-1ubuntu3.5 | ||
| 24.04 LTS noble | samba – 2:4.19.5+dfsg-4ubuntu9.4 | ||
| 22.04 LTS jammy | samba – 2:4.15.13+dfsg-0ubuntu1.10 | ||
Reduce your security exposure
Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.