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CVE-2026-90283

hugetlbfs: release subpool on fill_super failure

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

hugetlbfs: release subpool on fill_super failure

hugetlbfs_fill_super() allocates a hugepage subpool when size or min_size
mount options are specified.  hugepage_new_subpool() may also reserve huge
pages for min_size.

If root dentry creation fails after the subpool is created, the failure
path frees the subpool with kfree().  This bypasses hugepage_put_subpool()
and can leave min_size reservations charged.

Use hugepage_put_subpool() on the failure path, matching the normal
put_super path.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerLinux
≫
Produkt Linux
Default Statusunaffected
Version 7ca02d0ae586fe7df59632966a64f3f1a756ef05
Version < f2d6cea221d777fab3ba18f805ba4c17c90e0b8b
Status affected
Version 7ca02d0ae586fe7df59632966a64f3f1a756ef05
Version < 91c4f3a87862fd86594d5945512decbfa0b1d13d
Status affected
Version 7ca02d0ae586fe7df59632966a64f3f1a756ef05
Version < 04f0354a4abf6793aa5b3f32e2b019ab206f344d
Status affected
Version 7ca02d0ae586fe7df59632966a64f3f1a756ef05
Version < 5b7fc7a1ce2a5f2cd8ed80a883157c7108074e0b
Status affected
Version 7ca02d0ae586fe7df59632966a64f3f1a756ef05
Version < 1d8be4ee81e73fcc52e58f47842d9a2277cfeaaa
Status affected
Version 7ca02d0ae586fe7df59632966a64f3f1a756ef05
Version < dfe848cadfde4179a0691da34f4bed36ff7185b5
Status affected
Version 7ca02d0ae586fe7df59632966a64f3f1a756ef05
Version < dc2bd517ac0bce4ec7498644bd16b6db502df8e2
Status affected
Version 7ca02d0ae586fe7df59632966a64f3f1a756ef05
Version < 308ab73e97c87bd0e142b11758faab7f88d82854
Status affected
HerstellerLinux
≫
Produkt Linux
Default Statusaffected
Version 4.1
Status affected
Version 0
Version < 4.1
Status unaffected
Version <= 5.10.*
Version 5.10.270
Status unaffected
Version <= 5.15.*
Version 5.15.221
Status unaffected
Version <= 6.1.*
Version 6.1.188
Status unaffected
Version <= 6.6.*
Version 6.6.157
Status unaffected
Version <= 6.12.*
Version 6.12.110
Status unaffected
Version <= 6.18.*
Version 6.18.52
Status unaffected
Version <= 7.2.*
Version 7.2.6
Status unaffected
Version <= *
Version 7.3-rc1
Status unaffected
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.22% 0.129
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Es wurden noch keine Informationen zu CWE veröffentlicht.
https://git.kernel.org/stable/c/f2d6cea221d777fab3ba18f805ba4c17c90e0b8b
https://git.kernel.org/stable/c/91c4f3a87862fd86594d5945512decbfa0b1d13d
https://git.kernel.org/stable/c/04f0354a4abf6793aa5b3f32e2b019ab206f344d
https://git.kernel.org/stable/c/5b7fc7a1ce2a5f2cd8ed80a883157c7108074e0b
https://git.kernel.org/stable/c/1d8be4ee81e73fcc52e58f47842d9a2277cfeaaa
https://git.kernel.org/stable/c/dfe848cadfde4179a0691da34f4bed36ff7185b5
https://git.kernel.org/stable/c/dc2bd517ac0bce4ec7498644bd16b6db502df8e2
https://git.kernel.org/stable/c/308ab73e97c87bd0e142b11758faab7f88d82854