CVE-2025-38479

dmaengine: fsl-edma: free irq correctly in remove path

Severity Score

"-"

*CVSS v-

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

MITRE

In the Linux kernel, the following vulnerability has been resolved: dmaengine: fsl-edma: free irq correctly in remove path Add fsl_edma->txirq/errirq check to avoid below warning because no
errirq at i.MX9 platform. Otherwise there will be kernel dump:
WARNING: CPU: 0 PID: 11 at kernel/irq/devres.c:144 devm_free_irq+0x74/0x80
Modules linked in:
CPU: 0 UID: 0 PID: 11 Comm: kworker/u8:0 Not tainted 6.12.0-rc7#18
Hardware name: NXP i.MX93 11X11 EVK board (DT)
Workqueue: events_unbound deferred_probe_work_func
pstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : devm_free_irq+0x74/0x80
lr : devm_free_irq+0x48/0x80
Call trace: devm_free_irq+0x74/0x80 (P) devm_free_irq+0x48/0x80 (L) fsl_edma_remove+0xc4/0xc8 platform_remove+0x28/0x44 device_remove+0x4c/0x80

*Credits: N/A

CVSS Scores

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2025-04-16 CVE Reserved
2025-04-18 CVE Published
2025-04-18 CVE Updated
---------- EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (5)

URL	Tag	Source
https://git.kernel.org/stable/c/44eb827264de4f14d8317692441e13f5e2aadbf2	Vuln. Introduced

URL	Date	SRC

URL	Date	SRC
https://git.kernel.org/stable/c/55e2dbe2ba787d4fc2306f6bb2f43fb32176e184	2025-04-10
https://git.kernel.org/stable/c/38ff8769074db27387cb2323aaa751e59d168e6a	2025-04-10
https://git.kernel.org/stable/c/f3834d2d68749e4760c27325149765930ad876fd	2025-04-10
https://git.kernel.org/stable/c/fa70c4c3c580c239a0f9e83a14770ab026e8d820	2025-03-10

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 6.11 < 6.12.23 Search vendor "Linux" for product "Linux Kernel" and version " >= 6.11 < 6.12.23"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 6.11 < 6.13.11 Search vendor "Linux" for product "Linux Kernel" and version " >= 6.11 < 6.13.11"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 6.11 < 6.14.2 Search vendor "Linux" for product "Linux Kernel" and version " >= 6.11 < 6.14.2"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 6.11 < 6.15-rc1 Search vendor "Linux" for product "Linux Kernel" and version " >= 6.11 < 6.15-rc1"		en		Affected