What’s Vulnerable › Vulnerabilities

CVE-2022-49487: mtd: rawnand: intel: fix possible null-ptr-deref in ebu_nand_probe()

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-02-26 · updated 2026-06-17
• Weakness: CWE-476

Description

In the Linux kernel, the following vulnerability has been resolved: mtd: rawnand: intel: fix possible null-ptr-deref in ebu_nand_probe() It will cause null-ptr-deref when using 'res', if platform_get_resource() returns NULL, so move using 'res' after devm_ioremap_resource() that will check it to avoid null-ptr-deref.

Affected products

• Linux kernel: from 5.11 before 5.15.46; from 5.16 before 5.17.14; from 5.18 before 5.18.3 — fixed in 5.15.46, 5.17.14, 5.18.3

How to fix

Upgrade to a fixed version: Linux kernel 5.15.46, 5.17.14, 5.18.3. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/daa5166450b447415aeeaac0199e445bae7bd0f2
• https://git.kernel.org/stable/c/ddf66aefd685fd46500b9917333e1b1e118276dc
• https://git.kernel.org/stable/c/e5b1e419cdb6dd8709eb05ed34039a3ded8e6003
• https://git.kernel.org/stable/c/f8e262eb7575a4a2412f30f7a1b293875aceba80

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