Improper locking in Linux kernel - CVE-2024-46750
Published: September 18, 2024 / Updated: May 12, 2025
Vulnerability identifier: #VU97539
CSH Severity: Low
CVSS v4.0: 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
CVE-ID: CVE-2024-46750
CWE-ID: CWE-667
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the pci_bus_lock(), pci_bus_unlock(), pci_bus_trylock(), list_for_each_entry_continue_reverse(), pci_slot_lock() and pci_slot_trylock() functions in drivers/pci/pci.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2024-46750
Install update from vendor's website.
Sources
- https://git.kernel.org/stable/c/0790b89c7e911003b8c50ae50e3ac7645de1fae9
- https://git.kernel.org/stable/c/df77a678c33871a6e4ac5b54a71662f1d702335b
- https://git.kernel.org/stable/c/e2355d513b89a2cb511b4ded0deb426cdb01acd0
- https://git.kernel.org/stable/c/04e85a3285b0e5c5af6fd2c0fd6e95ffecc01945
- https://git.kernel.org/stable/c/7253b4fed46471cc247c6cacefac890a8472c083
- https://git.kernel.org/stable/c/78c6e39fef5c428960aff742149bba302dd46f5a
- https://git.kernel.org/stable/c/81c68e218ab883dfa368460a59b674084c0240da
- https://git.kernel.org/stable/c/a4e772898f8bf2e7e1cf661a12c60a5612c4afab
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.322
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.226
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.167
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.284
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.110
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.51