What’s Vulnerable › Vulnerabilities

CVE-2023-53567: spi: qup: Don't skip cleanup in remove's error path

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-10-04 · updated 2026-06-17
• Weakness: CWE-401

Description

In the Linux kernel, the following vulnerability has been resolved: spi: qup: Don't skip cleanup in remove's error path Returning early in a platform driver's remove callback is wrong. In this case the dma resources are not released in the error path. this is never retried later and so this is a permanent leak. To fix this, only skip hardware disabling if waking the device fails.

Affected products

• Linux kernel: from 3.15 before 4.19.283; from 4.20 before 5.4.243; from 5.5 before 5.10.180; from 5.11 before 5.15.111; from 5.16 before 6.1.28; from 6.2 before 6.2.15 — fixed in 4.19.283, 5.10.180, 5.15.111, 5.4.243, 6.1.28, 6.2.15

How to fix

Upgrade to a fixed version: Linux kernel 4.19.283, 5.10.180, 5.15.111, 5.4.243. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/2d0f63077f481f11a07f20eab1c1f4367dfaef32
• https://git.kernel.org/stable/c/49c17fccae36505550c9121891722fff337f148a
• https://git.kernel.org/stable/c/55ecdcd12bc176b86fecbcb125ac814ac8fe857a
• https://git.kernel.org/stable/c/61f49171a43ab1f80c73c5c88c508770c461e0f2
• https://git.kernel.org/stable/c/8632384337038b97910c2f7bb5a3f377aa68d001
• https://git.kernel.org/stable/c/bc88243bbe6140d289bb32b4ee4607ba5ce1124a
• https://git.kernel.org/stable/c/f345d4d71e87d878437417ffbb9a7d4e16d235eb
• https://git.kernel.org/stable/c/fd53f41bd86daa39b454fd4637a908ff2123547f

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