SB20250226217 - Memory leak in Linux kernel vfio pci driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226217
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) Memory leak (CVE-ID: CVE-2022-49219)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the vfio_pci_set_power_state() function in drivers/vfio/pci/vfio_pci_core.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/26ddd196e9eb264da8e1bdc4df8a94d62581c8b5
- https://git.kernel.org/stable/c/4319f17fb8264ba39352b611dfa913a4d8c1d1a0
- https://git.kernel.org/stable/c/c8a1f8bd586ee31020614b8d48b702ece3e2ae44
- https://git.kernel.org/stable/c/eadf88ecf6ac7d6a9f47a76c6055d9a1987a8991
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.237
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.33
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.19
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18