SB2024082127 - Use of uninitialized resource in Linux kernel vhost driver
Published: August 21, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024082127
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-2024-43873)
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 vhost_vsock_dev_open() and vhost_vsock_set_features() functions in drivers/vhost/vsock.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/ea558f10fb05a6503c6e655a1b7d81fdf8e5924c
- https://git.kernel.org/stable/c/3062cb100787a9ddf45de30004b962035cd497fb
- https://git.kernel.org/stable/c/30bd4593669443ac58515e23557dc8cef70d8582
- https://git.kernel.org/stable/c/eab96e8716cbfc2834b54f71cc9501ad4eec963b
- https://git.kernel.org/stable/c/1e1fdcbdde3b7663e5d8faeb2245b9b151417d22
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.165
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.103
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.44