SB2024021553 - Multiple vulnerabilities in FreeBSD
Published: February 15, 2024
Security Bulletin ID
SB2024021553
Severity
Low
Patch available
YES
Number of vulnerabilities
2
Exploitation vector
Local access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 secuirty vulnerabilities.
1) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2024-25940)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to incorrect implementation of the bhyveload(8) model. A maliciously crafted script could be used to exfiltrate sensitive data from the host accessible to the user running bhyhveload(8), which is often the system root.
2) Information disclosure (CVE-ID: CVE-2024-25941)
The vulnerability allows a local user to gain access to sensitive information.The vulnerability exists due information disclosure in jail(2) system call. A local user can get information about TTYs allocated on the host or in other jails.
Remediation
Install update from vendor's website.