CVE-2023-54305
ext4: refuse to create ea block when umounted
Description
In the Linux kernel, the following vulnerability has been resolved: ext4: refuse to create ea block when umounted The ea block expansion need to access s_root while it is already set as NULL when umount is triggered. Refuse this request to avoid panic.
INFO
Published Date :
Dec. 30, 2025, 1:16 p.m.
Last Modified :
Dec. 30, 2025, 1:16 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Affected Products
The following products are affected by CVE-2023-54305
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
Solution
- Update the Linux kernel to a patched version.
- Apply the ext4 specific patch for ea block handling.
- Ensure filesystem is mounted before performing EA operations.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2023-54305.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2023-54305 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2023-54305
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2023-54305 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2023-54305 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Dec. 30, 2025
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: ext4: refuse to create ea block when umounted The ea block expansion need to access s_root while it is already set as NULL when umount is triggered. Refuse this request to avoid panic. Added Reference https://git.kernel.org/stable/c/05cbf6ddd9847c7b4f0662c048f195b09405a9d0 Added Reference https://git.kernel.org/stable/c/0dc0fa313bb4e86382a3e7125429710d44383196 Added Reference https://git.kernel.org/stable/c/116008ada3d0de4991099edaf6b8c2e9cd6f225a Added Reference https://git.kernel.org/stable/c/21f6a80d9234422e2eb445734b22c78fc5bf6719 Added Reference https://git.kernel.org/stable/c/a458a8c1d1fc4e10a1813786132b09a3863ad3f2 Added Reference https://git.kernel.org/stable/c/a92b67e768bde433b9385cde56c09deb58db269e Added Reference https://git.kernel.org/stable/c/aedea161d031502a423ed1c7597754681a4f8cda Added Reference https://git.kernel.org/stable/c/f31173c19901a96bb2ebf6bcfec8a08df7095c91