#VU92040 Improper locking in Linux kernel - CVE-2024-26785
Published: June 13, 2024 / Updated: May 13, 2025
Linux kernel
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the iommufd_test_syz_conv_iova(), iommufd_test_syz_conv_iova_id(), iommufd_test_access_pages() and iommufd_test_access_rw() functions in drivers/iommu/iommufd/selftest.c. A local user can perform a denial of service (DoS) attack.
Remediation
External links
- https://git.kernel.org/stable/c/fc719ecbca45c9c046640d72baddba3d83e0bc0b
- https://git.kernel.org/stable/c/cf7c2789822db8b5efa34f5ebcf1621bc0008d48
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.55
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8