What is CVE-2023-53592?

CVE-2023-53592 is a medium-severity vulnerability in Linux. CVSS score: 5.5/10. Published 2025-10-04.

How severe is CVE-2023-53592?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Is CVE-2023-53592 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Linux

CVE-2023-53592

In the Linux kernel, the following vulnerability has been resolved: gpio: sifive: Fix refcount leak in sifive_gpio_probe of_irq_find_parent() returns a node pointer with refcount incremented, We should use of_node_put() on it when not needed anymore. Add missing of_node_put() to avoid refcount leak.

EPSS: 0.001 (3.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Linux — versions 96868dce644d002383f6d5eb575a6ce3c8779f39, 5.6, 0
Linux Linux_kernel — versions 6.2

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)

Frequently asked questions

What is CVE-2023-53592?: CVE-2023-53592 is a medium-severity vulnerability in Linux. CVSS score: 5.5/10. Published 2025-10-04.
How severe is CVE-2023-53592?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2023-53592 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.