SB2020072718 - Gentoo update for spice
Published: July 27, 2020
Security Bulletin ID
SB2020072718
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Adjecent network
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Off-by-one (CVE-ID: CVE-2019-3813)
The vulnerability allows an adjacent authenticated attacker to cause DoS condition.
The vulnerability exists due to an off-by-one error in memslot_get_virt. An adjacent can trigger out-of-bounds read and cause the program to crash if it received specially crafted network traffic. In case the attacker in unauthenticated it's possible to execute arbitrary code.
Remediation
Install update from vendor's website.