SB20240603142 - Use of uninitialized resource in Linux kernel vmw_vsock
Published: June 3, 2024 Updated: May 14, 2025
Security Bulletin ID
SB20240603142
CSH 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 vulnerability.
1) Use of uninitialized resource (CVE-ID: CVE-2023-52842)
CWE-ID: CWE-908 - Use of Uninitialized Resource
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
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 virtio_transport_alloc_skb() function in net/vmw_vsock/virtio_transport_common.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/cd12535b97dd7d18cf655ec78ce1cf1f29a576be
- https://git.kernel.org/stable/c/0b8906fb48b99e993d6e8a12539f618f4854dd26
- https://git.kernel.org/stable/c/34c4effacfc329aeca5635a69fd9e0f6c90b4101
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.63
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7