Bug 2440618 (CVE-2026-23218) - CVE-2026-23218 kernel: gpio: loongson-64bit: Fix incorrect NULL check after devm_kcalloc()
Summary: CVE-2026-23218 kernel: gpio: loongson-64bit: Fix incorrect NULL check after d...
Keywords:
Status: NEW
Alias: CVE-2026-23218
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-02-18 15:02 UTC by OSIDB Bzimport
Modified: 2026-02-18 16:52 UTC (History)
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Description OSIDB Bzimport 2026-02-18 15:02:01 UTC 
In the Linux kernel, the following vulnerability has been resolved:

gpio: loongson-64bit: Fix incorrect NULL check after devm_kcalloc()

Fix incorrect NULL check in loongson_gpio_init_irqchip().
The function checks chip->parent instead of chip->irq.parents.
Comment 1 Alexander B 2026-02-18 16:42:13 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2026021801-CVE-2026-23218-4114@gregkh/T
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