SB2024060874 - Information disclosure in Linux kernel vfio driver
Published: June 8, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024060874
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Information disclosure (CVE-ID: CVE-2022-48700)
The vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to information disclosure within the vaddr_get_pfns() function in drivers/vfio/vfio_iommu_type1.c. A local user can gain access to sensitive information.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/578d644edc7d2c1ff53f7e4d0a25da473deb4a03
- https://git.kernel.org/stable/c/5321908ef74fb593e0dbc8737d25038fc86c9986
- https://git.kernel.org/stable/c/5d721bf222936f5cf3ee15ced53cc483ecef7e46
- https://git.kernel.org/stable/c/873aefb376bbc0ed1dd2381ea1d6ec88106fdbd4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.146
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.68
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0