SB2024111923 - Use-after-free in Linux kernel vmw_vsock
Published: November 19, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024111923
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2024-50264)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the virtio_transport_destruct() function in net/vmw_vsock/virtio_transport_common.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/5f092a4271f6dccf88fe0d132475a17b69ef71df
- https://git.kernel.org/stable/c/fd8ae346692a56b4437d626c5460c7104980f389
- https://git.kernel.org/stable/c/eb1bdcb7dfc30b24495ee4c5533af0ed135cb5f1
- https://git.kernel.org/stable/c/2a6a4e69f255b7aed17f93995691ab4f0d3c2203
- https://git.kernel.org/stable/c/44d29897eafd0e1196453d3003a4d5e0b968eeab
- https://git.kernel.org/stable/c/b110196fec44fe966952004bd426967c2a8fd358
- https://git.kernel.org/stable/c/5f970935d09934222fdef3d0e20c648ea7a963c1
- https://git.kernel.org/stable/c/6ca575374dd9a507cdd16dfa0e78c2e9e20bd05f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.324
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.230
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.172
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.286
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.117
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.8
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.61