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CVE-2022-50845 Detail

Description

In the Linux kernel, the following vulnerability has been resolved: ext4: fix inode leak in ext4_xattr_inode_create() on an error path There is issue as follows when do setxattr with inject fault: [localhost]# fsck.ext4 -fn /dev/sda e2fsck 1.46.6-rc1 (12-Sep-2022) Pass 1: Checking inodes, blocks, and sizes Pass 2: Checking directory structure Pass 3: Checking directory connectivity Pass 4: Checking reference counts Unattached zero-length inode 15. Clear? no Unattached inode 15 Connect to /lost+found? no Pass 5: Checking group summary information /dev/sda: ********** WARNING: Filesystem still has errors ********** /dev/sda: 15/655360 files (0.0% non-contiguous), 66755/2621440 blocks This occurs in 'ext4_xattr_inode_create()'. If 'ext4_mark_inode_dirty()' fails, dropping i_nlink of the inode is needed. Or will lead to inode leak.


Metrics

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CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

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URL Source(s) Tag(s)
https://git.kernel.org/stable/c/0f709e08caffb41bbc9b38b9a4c1bd0769794007 kernel.org
https://git.kernel.org/stable/c/322cf639b0b7f137543072c55545adab782b3a25 kernel.org
https://git.kernel.org/stable/c/70e5b46beba64706430a87a6d516054225e8ac8a kernel.org
https://git.kernel.org/stable/c/9882601ee689975c1c0076ee65bf222a2a35e535 kernel.org
https://git.kernel.org/stable/c/9ef603086c5b796fde1c7f22a17d0fc826ba54cb kernel.org
https://git.kernel.org/stable/c/e4db04f7d3dbbe16680e0ded27ea2a65b10f766a kernel.org
https://git.kernel.org/stable/c/eab94a46560f68d4bcd15222701ced479f84f427 kernel.org
https://git.kernel.org/stable/c/fdaaf45786dc8c17a72901021772520fceb18f8c kernel.org

Weakness Enumeration

CWE-ID CWE Name Source

Change History

1 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2022-50845
NVD Published Date:
12/30/2025
NVD Last Modified:
12/30/2025
Source:
kernel.org