CVE-2023-53695

udf: Detect system inodes linked into directory hierarchy

EPSS 0.2%

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

22 Oct 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

Affected products

Linux · Linux

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