SB20240610117 - Use of uninitialized resource in Linux kernel cxl core driver
Published: June 10, 2024 Updated: May 13, 2025
Security Bulletin ID
SB20240610117
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use of uninitialized resource (CVE-ID: CVE-2023-52792)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to use of uninitialized resource within the cxl_region_attach() function in drivers/cxl/core/region.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/90db4c1d5ebaf574d3c3065c055977982c378a83
- https://git.kernel.org/stable/c/9090c5537c93cd0811ab7bfbd925b57addfffb60
- https://git.kernel.org/stable/c/07ffcd8ec79cf7383e1e45815f4842fd357991c2
- https://git.kernel.org/stable/c/0718588c7aaa7a1510b4de972370535b61dddd0d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.64
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7