CVE-2023-53295 udf: Do not update file length for failed writes to inline files

What is CVE-2023-53295?

CVE-2023-53295 is a medium-severity vulnerability in Linux kernel, published on 16 Sep 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In the Linux kernel, the following vulnerability has been resolved:

udf: Do not update file length for failed writes to inline files

When write to inline file fails (or happens only partly), we still updated length of inline data as if the whole write succeeded. Fix the update of length of inline data to happen only if the write succeeds.

Which versions are affected by CVE-2023-53295?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2023-53295?

Apply the vendor's patch.

Is CVE-2023-53295 being exploited?

There is no known exploitation of CVE-2023-53295 in the wild and no public exploit code.

Other vulnerabilities in Linux kernel

• CVE-2026-53266 Linux Kernel Out-of-Bounds Write Exploited High 8.8
• CVE-2013-6282 Linux Kernel Improper Input Validation Exploited High 8.8
• CVE-2022-0185 Linux Kernel Heap-Based Buffer Overflow Exploited High 8.4
• CVE-2013-2094 Linux Kernel Privilege Escalation Exploited High 8.4
• CVE-2026-53362 Linux Kernel Unspecified Exploited High 7.8

All Linux kernel vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as BELL-CVE-2023-53295, DEBIAN-CVE-2023-53295, GHSA-482h-wv29-vp5r, UBUNTU-CVE-2023-53295.