SB2017070801 - openSUSE update for the Linux Kernel 



SB2017070801 - openSUSE update for the Linux Kernel

Published: July 8, 2017 Updated: July 11, 2017

Security Bulletin ID SB2017070801
Severity
Low
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Security restrictions bypass (CVE-ID: CVE-2017-7482)

The vulnerability allows a local attacker to bypass security restrictions on the target system.

The weakness exists due to the failure to take the argument and environment strings passed through RLIMIT_STACK/RLIM_INFINITY (1/4 of the size) into account when imposing a size restriction. A local attacker can bypass security limitation and perform unauthorized actions.

Successful exploitation of the vulnerability results in access to the system.

2) Privilege escalation (CVE-ID: CVE-2017-7518)

The vulnerability allows an local attacker to gain elevated privileges on the guest system.

The weakness exists due to debug exception error in syscall emulation. A attacker can gain system privileges.

Successful exploitation of the vulnerability results in privilege escalation.


Remediation

Install update from vendor's website.