#VU120384 Use-after-free in Linux kernel - CVE-2023-54103
Published: December 26, 2025 / Updated: December 31, 2025
Vulnerability identifier: #VU120384
Vulnerability risk: 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-2023-54103
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 within the mtk_jpeg_remove() function in drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/2fc20f8bcc2b4d31c808a5320506c31aa2cf3834
- https://git.kernel.org/stable/c/715c0200b4809396998e562ce5cd0284e7314cc1
- https://git.kernel.org/stable/c/8977d9924843823f46696d7d9432ea4b2499ed14
- https://git.kernel.org/stable/c/c677d7ae83141d390d1253abebafa49c962afb52
- https://git.kernel.org/stable/c/d346a2ef6b1ebb77d740890cfaf8478c5b286380
- https://git.kernel.org/stable/c/d56dbfe750a8f96789cc86a911864f663e63bc5d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.136