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CVE-2026-23218

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

Description

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.

Timeline

  1. ID reserved

    By Linux

  2. · 36 days later

    Published

  3. · 3 months later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2026-23218, by who scored it
Scored byCVSSScoreVector
NVDNVD · Analyzed3.1Medium5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS (exploitation in 30 days)
0.12% · top 98% of all CVEs (11 Nov 2026)
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.

Affected products

  • Linux · Linux

    • affected 03c146cb6cd14fdab2d2c7ab1b4e8035b54df8cc – < e71e3fa90a15134113f61343392e887cd1f4bf7c
    • affected 03c146cb6cd14fdab2d2c7ab1b4e8035b54df8cc – < e34f77b09080c86c929153e2a72da26b4f8947ff

  • Linux · Linux

    • affected 6.18
    • unaffected < 6.18
    • unaffected 6.18.10 – ≤ 6.18.*
    • unaffected 6.19 – ≤ *

References

References2

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .