SB2018052313 - Slackware Linux update for Slackware 14.2 kernel 



SB2018052313 - Slackware Linux update for Slackware 14.2 kernel

Published: May 23, 2018

Security Bulletin ID SB2018052313
Severity
Low
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 50% Low 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Race condition (CVE-ID: CVE-2018-1000004)

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists due to race condition in the sound system. A remote attacker can trigger deadlock and cause the system to crash.

2) NULL pointer dereference (CVE-ID: CVE-2018-1092)

The vulnerability allows a local attacker to cause DoS condition on the target system.

The weakness exists due to improper processing of a customized ext4 image when using the ext4_iget function, as defined in the fs/ext4/inode.c source code file. A local attacker can mount a customized ext4 image, trigger NULL pointer dereference and an Out-of-Process Space (OOPS) kernel memory error and cause the service to crash.

Remediation

Install update from vendor's website.