SB2018071627 - Fedora 28 update for evolution, evolution-data-server, evolution-ews

Description

This security bulletin contains information about 1 security vulnerability.

1) Buffer overflow (CVE-ID: CVE-2018-12422)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists in the strcat function of GNOME Evolution due to boundary error when improper processing of long query strings by the strcat function, as defined in the addressbook/backends/ldap/e-book-backend-ldap.c source code file in the Evolution-Data-Server package. A remote unauthenticated attacker can send a long query string, trigger memory corruption and cause the service to crash or execute arbitrary code with elevated privileges.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Remediation

Install update from vendor's website.

References

• https://bodhi.fedoraproject.org/updates/FEDORA-2018-1434efb8f3