Slackware Linux update for libXfont

1) Privilege escalation

EUVDB-ID: #VU9524

Risk: Low

CVSSv3.1: 2.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-16611

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a local attacker to gain elevated privileges on the target system.

The weakness exists due to improper privileges control. A local attacker can open (but not read) files on the system as root, triggering tape rewinds, watchdogs, or similar mechanisms that can be triggered by opening files.

Mitigation

Update the affected package libXfont.

Vulnerable software versions

Slackware Linux: 13.0 - 14.2

CPE2.3

• cpe:2.3:o:slackware:slackware_linux:14.2:*:*:*:*:*:*:
• cpe:2.3:o:slackware:slackware_linux:14.1:*:*:*:*:*:*:
• cpe:2.3:o:slackware:slackware_linux:14.0:*:*:*:*:*:*:

External links

http://www.slackware.com/security/viewer.php?l=slackware-security&y=2017&m=slackware-security.527017

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.