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Vulnerability Change Records for CVE-2025-21914

Change History

New CVE Received from kernel.org 4/01/2025 12:15:21 PM

Action Type Old Value New Value
Added Description

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

slimbus: messaging: Free transaction ID in delayed interrupt scenario

In case of interrupt delay for any reason, slim_do_transfer()
returns timeout error but the transaction ID (TID) is not freed.
This results into invalid memory access inside
qcom_slim_ngd_rx_msgq_cb() due to invalid TID.

Fix the issue by freeing the TID in slim_do_transfer() before
returning timeout error to avoid invalid memory access.

Call trace:
__memcpy_fromio+0x20/0x190
qcom_slim_ngd_rx_msgq_cb+0x130/0x290 [slim_qcom_ngd_ctrl]
vchan_complete+0x2a0/0x4a0
tasklet_action_common+0x274/0x700
tasklet_action+0x28/0x3c
_stext+0x188/0x620
run_ksoftirqd+0x34/0x74
smpboot_thread_fn+0x1d8/0x464
kthread+0x178/0x238
ret_from_fork+0x10/0x20
Code: aa0003e8 91000429 f100044a 3940002b (3800150b)
---[ end trace 0fe00bec2b975c99 ]---
Kernel panic - not syncing: Oops: Fatal exception in interrupt.
Added Reference

								
							
							
						
https://git.kernel.org/stable/c/09d34c4cbc38485c7514069f25348e439555b282
Added Reference

								
							
							
						
https://git.kernel.org/stable/c/0c541c8f6da23e0b92f0a6216d899659a7572074
Added Reference

								
							
							
						
https://git.kernel.org/stable/c/18ae4cee05c310c299ba75d7477dcf34be67aa16
Added Reference

								
							
							
						
https://git.kernel.org/stable/c/6abf3d8bb51cbaf886c3f08109a0462890b10db6
Added Reference

								
							
							
						
https://git.kernel.org/stable/c/a32e5198a9134772eb03f7b72a7849094c55bda9
Added Reference

								
							
							
						
https://git.kernel.org/stable/c/cec8c0ac173fe5321f03fdb1a09a9cb69bc9a9fe
Added Reference

								
							
							
						
https://git.kernel.org/stable/c/dcb0d43ba8eb9517e70b1a0e4b0ae0ab657a0e5a
Added Reference

								
							
							
						
https://git.kernel.org/stable/c/faac8e894014e8167471a8e4a5eb35a8fefbb82a