SB2019050803 - Red Hat update for rhvm-setup-plugins
Published: May 8, 2019 Updated: May 8, 2019
Security Bulletin ID
SB2019050803
Severity
Low
Patch available
YES
Number of vulnerabilities
2
Exploitation vector
Local access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 secuirty vulnerabilities.
1) Information disclosure (CVE-ID: CVE-2017-5754)
The vulnerability allows a local attacker to obtain potentially sensitive information.
The vulnerability exists in Intel CPU hardware due to side-channel attacks, which are also referred to as Meltdown attacks. A local attacker can execute arbitrary code, perform a side-channel analysis of the data cache and gain access to sensitive information including memory from the CPU cache.
2) Speculative Store Bypass (CVE-ID: CVE-2018-3639)
The vulnerability allows a local attacker to obtain potentially sensitive information on the target system.The weakness exists due to race conditions in CPU cache processing. A local attacker can conduct a side-channel attack to exploit a flaw in the speculative execution of Load and Store instructions to read privileged memory.
Note: the vulnerability is referred to as "Spectre variant 4".
Remediation
Install update from vendor's website.