CVE-2025-39785

drm/hisilicon/hibmc: fix irq_request()'s irq name variable is local

MEDIUM
5.5
CVSS Score
Published: September 11, 2025 at 04:56 PM UTC
Updated: October 19, 2026 at 09:10 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.1%

Description

In the Linux kernel, the following vulnerability has been resolved: drm/hisilicon/hibmc: fix irq_request()'s irq name variable is local The local variable is passed in request_irq (), and there will be use after free problem, which will make request_irq failed. Using the global irq name instead of it to fix.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

6.16 ≤ v < 6.16.46.176.17 rc16.17 rc2b11bc1ae46587f3563c47078e605184f18e7fa57
Vendor states this is fixed in 06d261a085a11600f5b577bb56a65fb2c3e57d0a (fixed)
Vendor states this is fixed in 8bed4ec42a4e0dc8113172696ff076d1eb6d8bcb (fixed)
Vendor states this is fixed in 6.16 (unaffected)
Vendor states this is fixed in 6.16.4 (unaffected)
Vendor states this is fixed in 6.17 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (2)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/06d261a085a11600f5b577bb56a65fb2c3e57d0a
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/8bed4ec42a4e0dc8113172696ff076d1eb6d8bcb

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-416

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