What is CVE-2023-53695?

CVE-2023-53695 is a high-severity vulnerability in Linux. CVSS score: 7.8/10. Published 2025-10-22.

How severe is CVE-2023-53695?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Linux

CVE-2023-53695

In the Linux kernel, the following vulnerability has been resolved: udf: Detect system inodes linked into directory hierarchy When UDF filesystem is corrupted, hidden system inodes can be linked into directory hierarchy which is an avenue for further serious corruption of the filesystem and kernel confusion as noticed by syzbot fuzzed images. Refuse to access system inodes linked into directory hierarchy and vice versa.

EPSS: 0.002 (11.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Linux — versions 6.2.3, 3.18, 4.19.278

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67
416baaa9-dc9f-4396-8d5f-8c081fb06d67
416baaa9-dc9f-4396-8d5f-8c081fb06d67
416baaa9-dc9f-4396-8d5f-8c081fb06d67
416baaa9-dc9f-4396-8d5f-8c081fb06d67
416baaa9-dc9f-4396-8d5f-8c081fb06d67
416baaa9-dc9f-4396-8d5f-8c081fb06d67

Frequently asked questions

What is CVE-2023-53695?: CVE-2023-53695 is a high-severity vulnerability in Linux. CVSS score: 7.8/10. Published 2025-10-22.
How severe is CVE-2023-53695?: High severity. CVSS v3 base score is 7.8 out of 10.