SB2020100614 - Ubuntu update for spice
Published: October 6, 2020 Updated: April 23, 2025
Security Bulletin ID
SB2020100614
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Buffer overflow (CVE-ID: CVE-2020-14355)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error within the QUIC image decoding process of the SPICE remote display system. A remote user can pass specially crafted data to the server or client application, trigger memory corruption in the QUIC image compression algorithm and crash the application or execute arbitrary code on the system.
Remediation
Install update from vendor's website.