5.5

CVE-2026-23218

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

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 6.18 < 6.18.10
Linux ≫ Linux Kernel Version 6.19 Update rc1
Linux ≫ Linux Kernel Version 6.19 Update rc2
Linux ≫ Linux Kernel Version 6.19 Update rc3
Linux ≫ Linux Kernel Version 6.19 Update rc4
Linux ≫ Linux Kernel Version 6.19 Update rc5
Linux ≫ Linux Kernel Version 6.19 Update rc6
Linux ≫ Linux Kernel Version 6.19 Update rc7
Linux ≫ Linux Kernel Version 6.19 Update rc8
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.1% 0.011
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

https://git.kernel.org/stable/c/e71e3fa90a15134113f61343392e887cd1f4bf7c
Patch
https://git.kernel.org/stable/c/e34f77b09080c86c929153e2a72da26b4f8947ff
Patch