Use-after-free in Linux kernel - CVE-2023-52600
Published: April 3, 2024 / Updated: May 14, 2025
Vulnerability identifier: #VU88104
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-52600
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error in fs/jfs/jfs_mount.c. A local user can trigger a use-after-free error and execute arbitrary code with elevated privileges.
Remediation
Install updates from vendor's website.
External links
- https://git.kernel.org/stable/c/81b4249ef37297fb17ba102a524039a05c6c5d35
- https://git.kernel.org/stable/c/93df0a2a0b3cde2d7ab3a52ed46ea1d6d4aaba5f
- https://git.kernel.org/stable/c/bc6ef64dbe71136f327d63b2b9071b828af2c2a8
- https://git.kernel.org/stable/c/8e44dc3f96e903815dab1d74fff8faafdc6feb61
- https://git.kernel.org/stable/c/32e8f2d95528d45828c613417cb2827d866cbdce
- https://git.kernel.org/stable/c/1696d6d7d4a1b373e96428d0fe1166bd7c3c795e
- https://git.kernel.org/stable/c/bacdaa04251382d7efd4f09f9a0686bfcc297e2e
- https://git.kernel.org/stable/c/e0e1958f4c365e380b17ccb35617345b31ef7bf3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.307
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.210
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.149
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.269
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.77
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.16
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8