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CVE-2025-38446

HIGH severity · CVSS 7.3 · Out-of-bounds read
7.3CVSS HIGH

Summary

In the Linux kernel, the following vulnerability has been resolved: clk: imx: Fix an out-of-bounds access in dispmix_csr_clk_dev_data When num_parents is 4, __clk_register() occurs an out-of-bounds when accessing parent_names member. Use ARRAY_SIZE() instead of hardcode number here. BUG: KASAN: global-out-of-bounds in __clk_register+0x1844/0x20d8 Read of size 8 at addr ffff800086988e78 by task kworker/u24:3/59 Hardware name: NXP i.MX95 19X19 board (DT) Workqueue: events_unbound deferred_probe_work_func Call trace: dump_backtrace+0x94/0xec show_stack+0x18/0x24 dump_stack_lvl+0x8c/0xcc print_report+0x398/0x5fc kasan_report+0xd4/0x114 __asan_report_load8_noabort+0x20/0x2c __clk_register+0x1844/0x20d8 clk_hw_register+0x44/0x110 __clk_hw_register_mux+0x284/0x3a8 imx95_bc_probe+0x4f4/0xa70

Impact & exploitability

Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactLow
Availability impactHigh
Exploit probability (EPSS)0%

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H

Affected products we track (1)

Recommendation

Apply the vendor fix promptly. Open any affected product above for its exact safe version.

Official patch: https://git.kernel.org/stable/c/a956daad67cec454ee985e103e167711fab5b9b8 ↗