Description
A use-after-free vulnerability was found in the Linux kernel's ext4 filesystem in the way it handled the extra inode size for extended attributes. This flaw could allow a privileged local user to cause a system crash or other undefined behaviors.
References (3)
Core 3
Core References
Issue Tracking, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2193097
Scores
CVSS v3
6.7
EPSS
0.0001
EPSS Percentile
2.9%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-416
Status
published
Products (5)
linux/linux_kernel
< 5.19
redhat/enterprise_linux
6.0
redhat/enterprise_linux
7.0
redhat/enterprise_linux
8.0
redhat/enterprise_linux
9.0
Published
May 08, 2023
Tracked Since
Feb 18, 2026