CVE-2023-53695
Published Oct 22, 2025
Modified Apr 15, 2026
Description
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.
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References
Other References
https://git.kernel.org/stable/c/1dc71eeb198a8daa17d0c995998a53b0b749a158
https://git.kernel.org/stable/c/1f328751b65c49c13a312d67a3bf27766b85baf7
https://git.kernel.org/stable/c/37e74003d81e79457535cbbdfa1603431c03fac0
https://git.kernel.org/stable/c/85a37983ec69cc9fcd188bc37c4de15ee326355a
https://git.kernel.org/stable/c/9e3b5ef7d02eaa6553e79b4af9bd99227280f245
https://git.kernel.org/stable/c/a44ec34b90440ada190924f5908b97026504fdcd
https://git.kernel.org/stable/c/d747b31e2925a2f384e7dd1901a2e5bc5f984ed8
Frequently Asked Questions
What is 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.
How do I check if I'm vulnerable to CVE-2023-53695? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.