5.5

CVE-2026-46046

ext4: fix missing brelse() in ext4_xattr_inode_dec_ref_all()

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

ext4: fix missing brelse() in ext4_xattr_inode_dec_ref_all()

The commit c8e008b60492 ("ext4: ignore xattrs past end")
introduced a refcount leak in when block_csum is false.

ext4_xattr_inode_dec_ref_all() calls ext4_get_inode_loc() to
get iloc.bh, but never releases it with brelse().
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 5.4.293 < 5.5
Linux ≫ Linux Kernel Version >= 5.10.237 < 5.10.258
Linux ≫ Linux Kernel Version >= 5.15.181 < 5.15.209
Linux ≫ Linux Kernel Version >= 6.1.135 < 6.1.175
Linux ≫ Linux Kernel Version >= 6.6.88 < 6.6.140
Linux ≫ Linux Kernel Version >= 6.12.24 < 6.12.86
Linux ≫ Linux Kernel Version >= 6.13.12 < 6.14
Linux ≫ Linux Kernel Version >= 6.14.3 < 6.18.27
Linux ≫ Linux Kernel Version >= 6.19 < 7.0.4
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.12% 0.024
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Es wurden noch keine Informationen zu CWE veröffentlicht.
https://git.kernel.org/stable/c/1bc1107a3a403a6d440673ed6666f7b07ef868a8
Patch
https://git.kernel.org/stable/c/097227f1ffe1a85bc3c359f81c71e3d40e06e920
Patch
https://git.kernel.org/stable/c/1e6b0a69bf2c9c819255c7566e4355536d81d9cf
Patch
https://git.kernel.org/stable/c/f072906688933bf47fabbaf63560be03357c8298
Patch
https://git.kernel.org/stable/c/77d059519382bd66283e6a4e83ee186e87e7708f
Patch
https://git.kernel.org/stable/c/153ab2c52355fbebcae622db8e7b506492c73a29
Patch
https://git.kernel.org/stable/c/b706d00206a9e82362a9633efbd8b5775650169b
Patch
https://git.kernel.org/stable/c/dd98a5603a212ea9c96c6982ccdbcc748fdb9a56
Patch