Tuesday, February 1, 2022

Ubuntu Security Notice USN-5260-2

Ubuntu Security Notice USN-5260-2
February 01, 2022

samba vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 18.04 LTS


Samba could be made to crash or run programs as an administrator if it
received specially crafted network traffic.

Software Description:
- samba: SMB/CIFS file, print, and login server for Unix


Orange Tsai discovered that the Samba vfs_fruit module incorrectly handled
certain memory operations. A remote attacker could use this issue to cause
Samba to crash, resulting in a denial of service, or possibly execute
arbitrary code as root. (CVE-2021-44142)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 18.04 LTS:
samba 2:4.7.6+dfsg~ubuntu-0ubuntu2.28

In general, a standard system update will make all the necessary changes.


Package Information:

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