Ubuntu Security Notice USN-4341-1 ↭ – Digitalmunition

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Published on April 29th, 2020 📆 | 4574 Views ⚑


Ubuntu Security Notice USN-4341-1 ↭

Ubuntu Security Notice USN-4341-1
April 28, 2020

samba vulnerabilities

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

– Ubuntu 20.04 LTS
– Ubuntu 19.10
– Ubuntu 18.04 LTS
– Ubuntu 16.04 LTS


Several security issues were fixed in Samba.

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


Andrei Popa discovered that Samba incorrectly handled certain LDAP queries.
A remote attacker could use this issue to cause Samba to crash, resulting
in a denial of service, or possibly execute arbitrary code. This issue only
affected Ubuntu 19.10 and Ubuntu 20.04 LTS. (CVE-2020-10700)

It was discovered that Samba incorrectly handled certain LDAP queries. A
remote attacker could possibly use this issue to cause Samba to consume
resources, resulting in a denial of service. (CVE-2020-10704)

Update instructions:

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

Ubuntu 20.04 LTS:
samba 2:4.11.6+dfsg-0ubuntu1.1

Ubuntu 19.10:
samba 2:4.10.7+dfsg-0ubuntu2.5

Ubuntu 18.04 LTS:
samba 2:4.7.6+dfsg~ubuntu-0ubuntu2.16

Ubuntu 16.04 LTS:
samba 2:4.3.11+dfsg-0ubuntu0.16.04.26

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

CVE-2020-10700, CVE-2020-10704

Package Information:

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