CVE-2023-54305

ext4: refuse to create ea block when umounted

published December 30, 2025

CVSS
—
EPSS
0%
Percentile
10.8
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00211 · 10.8th percentile
Published
2025-12-30T12:23Z
EPSS history
Timeline
  • 30 DEC 12:23Z
    ext4: refuse to create ea block when umounted
    cvelistv5