SB2023052335 - Ubuntu update for liblouis
Published: May 23, 2023
Security Bulletin ID
SB2023052335
Severity
Low
Patch available
YES
Number of vulnerabilities
3
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 secuirty vulnerabilities.
1) Buffer overflow (CVE-ID: CVE-2023-26767)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error within lou_setDataPath, lou_logFile and resolveSubtable. A local user can trigger memory corruption and perform a denial of service (DoS) attack.
2) Buffer overflow (CVE-ID: CVE-2023-26768)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
3) Buffer overflow (CVE-ID: CVE-2023-26769)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.