CVE-2023-54305: ext4: refuse to create ea block when umounted

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.

UnknownCVSS not scoredNot KEV-listedUpdatedMay 11, 2026, 19:59 UTC (UTC+00:00)

Potential ATT&CK relevance

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CVE-2023-54305 mapping review

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Dec 30, 2025, 12:23 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

3Timeline events

0ADP providers

9Source links

Vulnerability timeline

Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.

CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
Dec 30, 2025, 12:06 UTC (UTC+00:00)
CVE publishedCVE Program
The CVE record was published.
Dec 30, 2025, 12:23 UTC (UTC+00:00)
CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
May 11, 2026, 19:59 UTC (UTC+00:00)

Source materials

CVE List V5 sourceCVE List V5
https://git.kernel.org/stable/c/aedea161d031502a423ed1c7597754681a4f8cdaCVE reference, Linux
https://git.kernel.org/stable/c/21f6a80d9234422e2eb445734b22c78fc5bf6719CVE reference, Linux
https://git.kernel.org/stable/c/a92b67e768bde433b9385cde56c09deb58db269eCVE reference, Linux
https://git.kernel.org/stable/c/0dc0fa313bb4e86382a3e7125429710d44383196CVE reference, Linux
https://git.kernel.org/stable/c/116008ada3d0de4991099edaf6b8c2e9cd6f225aCVE reference, Linux
https://git.kernel.org/stable/c/05cbf6ddd9847c7b4f0662c048f195b09405a9d0CVE reference, Linux
https://git.kernel.org/stable/c/a458a8c1d1fc4e10a1813786132b09a3863ad3f2CVE reference, Linux
https://git.kernel.org/stable/c/f31173c19901a96bb2ebf6bcfec8a08df7095c91CVE reference, Linux

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

LinuxLinuxe50e5129f384ae282adebfb561189cdb19b81cee, e50e5129f384ae282adebfb561189cdb19b81cee, e50e5129f384ae282adebfb561189cdb19b81cee, e50e5129f384ae282adebfb561189cdb19b81cee, e50e5129f384ae282adebfb561189cdb19b81cee, e50e5129f384ae282adebfb561189cdb19b81cee, e50e5129f384ae282adebfb561189cdb19b81cee, e50e5129f384ae282adebfb561189cdb19b81ceeunaffected

LinuxLinux4.13, 0, 4.14.308, 4.19.276, 5.4.235, 5.10.173, 5.15.99, 6.1.16, 6.2.3, 6.3affected

Weakness

CWE details

No CWE listed

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