CVE-2026-43008

gpio: qixis-fpga: Fix error handling for devm_regmap_init_mmio()

MEDIUM
5.5
CVSS Score
Published: May 1, 2026 at 02:15 PM UTC
Updated: June 17, 2026 at 10:48 AM 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: gpio: qixis-fpga: Fix error handling for devm_regmap_init_mmio() devm_regmap_init_mmio() returns an ERR_PTR() on failure, not NULL. The original code checked for NULL which would never trigger on error, potentially leading to an invalid pointer dereference. Use IS_ERR() and PTR_ERR() to properly handle the error case.

Affected

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

6.19 ≤ v < 6.19.126.19 ≤ v < 7.06.197.0 rc17.0 rc27.0 rc37.0 rc47.0 rc57.0 rc6e88500247dc3267787abc837848b001c1237f692
Vendor states this is fixed in 8de4e0f44c638c66cdc5eeb4d5ab9acd61c31e4f (fixed)
Vendor states this is fixed in e54b8fe9454cc786590a0b88db96afe0cdc8a83d (fixed)
Vendor states this is fixed in 6.19 (unaffected)
Vendor states this is fixed in 6.19.12 (unaffected)
Vendor states this is fixed in 7.0 (unaffected)

Remediation

No guide yet

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

CVSS

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

Quick Info

StatusANALYZED
CWE
CWE-476

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