Samba could be made to crash if it received specially crafted network traffic.
It was discovered that Samba incorrectly handled certain RPC messages. A remote attacker could possibly use this issue to cause Samba to crash, resulting in a denial of service. (CVE-2019-12435)
19 June 2019
A security issue affects these releases of Ubuntu and its derivatives:
Samba could be made to crash if it received specially crafted network traffic.
It was discovered that Samba incorrectly handled certain RPC messages. A remote attacker could possibly use this issue to cause Samba to crash, resulting in a denial of service. (CVE-2019-12435)
It was discovered that Samba incorrectly handled LDAP pages searches. A remote attacker could possibly use this issue to cause Samba to crash, resulting in a denial of service. (CVE-2019-12436)
The problem can be corrected by updating your system to the following package versions:
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.
Vulmon