CVE-2024-56620

scsi: ufs: qcom: Only free platform MSIs when ESI is enabled

published December 27, 2024

CVSS
—
EPSS
0%
Percentile
10.1
In the wild
Unconfirmed
What it is

In the Linux kernel, the following vulnerability has been resolved:

scsi: ufs: qcom: Only free platform MSIs when ESI is enabled

Otherwise, it will result in a NULL pointer dereference as below:

Unable to handle kernel NULL pointer dereference at virtual address 0000000000000008

Call trace:

mutex_lock+0xc/0x54

platform_device_msi_free_irqs_all+0x14/0x20

ufs_qcom_remove+0x34/0x48 [ufs_qcom]

platform_remove+0x28/0x44

device_remove+0x4c/0x80

device_release_driver_internal+0xd8/0x178

driver_detach+0x50/0x9c

bus_remove_driver+0x6c/0xbc

driver_unregister+0x30/0x60

platform_driver_unregister+0x14/0x20

ufs_qcom_pltform_exit+0x18/0xb94 [ufs_qcom]

__arm64_sys_delete_module+0x180/0x260

invoke_syscall+0x44/0x100

el0_svc_common.constprop.0+0xc0/0xe0

do_el0_svc+0x1c/0x28

el0_svc+0x34/0xdc

el0t_64_sync_handler+0xc0/0xc4

el0t_64_sync+0x190/0x194

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00206 · 10.1th percentile
Published
2024-12-27T14:51Z
EPSS history
Timeline
  • 27 DEC 14:51Z
    scsi: ufs: qcom: Only free platform MSIs when ESI is enabled
    cvelistv5