What’s Vulnerable › Vulnerabilities

CVE-2023-53139: nfc: fdp: add null check of devm_kmalloc_array in fdp_nci_i2c_read_device_properties

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-05-02 · updated 2026-06-17
• Weakness: CWE-476

Description

In the Linux kernel, the following vulnerability has been resolved: nfc: fdp: add null check of devm_kmalloc_array in fdp_nci_i2c_read_device_properties devm_kmalloc_array may fails, *fw_vsc_cfg might be null and cause out-of-bounds write in device_property_read_u8_array later.

Affected products

• Linux kernel: from 4.4 before 4.14.310; from 4.15 before 4.19.278; from 4.20 before 5.4.237; from 5.5 before 5.10.175; from 5.11 before 5.15.103; from 5.16 before 6.1.20 — fixed in 4.14.310, 4.19.278, 5.10.175, 5.15.103, 5.4.237, 6.1.20

How to fix

Upgrade to a fixed version: Linux kernel 4.14.310, 4.19.278, 5.10.175, 5.15.103. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/0a3664a1058d4b2b1ea2112cc275ca47fba7fc08
• https://git.kernel.org/stable/c/11f180a5d62a51b484e9648f9b310e1bd50b1a57
• https://git.kernel.org/stable/c/27824b2f98818215adc9661e563252c48dab1a13
• https://git.kernel.org/stable/c/4357bbb921fe9e81d0fd9f70d669d1f177d8380e
• https://git.kernel.org/stable/c/80be62358fa5507cefbaa067c7e6648401f2c3da
• https://git.kernel.org/stable/c/98f49e693e02c1dafd5786be3468657840dd6f06
• https://git.kernel.org/stable/c/ad11b872bc9b5d27e56183c6b01f9218c85395d2
• https://git.kernel.org/stable/c/ce93f1afc05941a572f5a69e2ed4012af905a693

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