SB2018060608 - Denial of service in Linux Kernel 



SB2018060608 - Denial of service in Linux Kernel

Published: June 6, 2018

Security Bulletin ID SB2018060608
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Heap-based buffer overflow (CVE-ID: CVE-2018-10840)

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

The weakness exists due to heap-based buffer overflow in fs/ext4/xattr.c:ext4_xattr_set_entry(). A local attacker can supply specially crafted ext4 image, trigger memory corruption and cause the system to crash.

Remediation

Install update from vendor's website.