ext4: refuse to create ea block when umounted (Linux Linux)
At a glance
- Source
- NVD
- EPSS
- EPSS 0.21 % · percentile 11 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- Linux
- NVD status
- Deferred
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.
References
- https://git.kernel.org/stable/c/aedea161d031502a423ed1c7597754681a4f8cda
- https://git.kernel.org/stable/c/21f6a80d9234422e2eb445734b22c78fc5bf6719
- https://git.kernel.org/stable/c/a92b67e768bde433b9385cde56c09deb58db269e
- https://git.kernel.org/stable/c/0dc0fa313bb4e86382a3e7125429710d44383196
- https://git.kernel.org/stable/c/116008ada3d0de4991099edaf6b8c2e9cd6f225a
- https://git.kernel.org/stable/c/05cbf6ddd9847c7b4f0662c048f195b09405a9d0
- https://git.kernel.org/stable/c/a458a8c1d1fc4e10a1813786132b09a3863ad3f2
- https://git.kernel.org/stable/c/f31173c19901a96bb2ebf6bcfec8a08df7095c91
European references
- ENISA EUVD · EUVD-2023-60499
- GCVE · GCVE-0-2023-54305
CERT-FR advisories
- CERTFR-2026-AVI-0225 — Multiples vulnérabilités dans le noyau Linux de SUSE · cert.ssi.gouv.fr
- CERTFR-2026-AVI-0170 — Multiples vulnérabilités dans le noyau Linux de SUSE · cert.ssi.gouv.fr
- CERTFR-2026-AVI-0108 — Multiples vulnérabilités dans le noyau Linux de SUSE · cert.ssi.gouv.fr
Affected products
| Product | Versions |
|---|---|
| Linux · Linux | affected e50e5129f384ae282adebfb561189cdb19b81cee < aedea161d031502a423ed1c7597754681a4f8cda ; affected e50e5129f384ae282adebfb561189cdb19b81cee < 21f6a80d9234422e2eb445734b22c78fc5bf6719 ; affected e50e5129f384ae282adebfb561189cdb19b81cee < a92b67e768bde433b9385cde56c09deb58db269e ; affected e50e5129f384ae282adebfb561189cdb19b81cee < 0dc0fa313bb4e86382a3e7125429710d44383196 ; affected e50e5129f384ae282adebfb561189cdb19b81cee < 116008ada3d0de4991099edaf6b8c2e9cd6f225a ; affected e50e5129f384ae282adebfb561189cdb19b81cee < 05cbf6ddd9847c7b4f0662c048f195b09405a9d0 |
| Linux · Linux | affected 4.13 ; unaffected 0 < 4.13 ; unaffected 4.14.308 ≤ 4.14.* ; unaffected 4.19.276 ≤ 4.19.* ; unaffected 5.4.235 ≤ 5.4.* ; unaffected 5.10.173 ≤ 5.10.* |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |