SB2024071729 - Use-after-free in Linux kernel vdpa virtio_pci driver
Published: July 17, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024071729
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-2022-48861)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the vp_vdpa_remove() function in drivers/vdpa/virtio_pci/vp_vdpa.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/4b1743bc715a3691a63ac21b349079b07bf1b19e
- https://git.kernel.org/stable/c/dc54ba9932aeaaa1a21fe214af1f446593a78274
- https://git.kernel.org/stable/c/eb057b44dbe35ae14527830236a92f51de8f9184
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.29
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.15
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17