#VU112749 Use-after-free in Linux kernel - CVE-2025-38300

Vulnerability identifier: #VU112749

Vulnerability risk: Low

CVSSv4.0: 5.9 [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-2025-38300

CWE-ID: CWE-416

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: 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 drivers/crypto/allwinner/sun8i-ce/sun8i-ce-cipher.c. A local user can escalate privileges on the system.

Mitigation
Install update from vendor's repository.

Vulnerable software versions

Linux kernel: All versions

---

External links
https://git.kernel.org/stable/c/19d267d9fad00d94ad8477899e38ed7c11f33fb6
https://git.kernel.org/stable/c/4051250e5db489f8ad65fc337e2677b9b568ac72
https://git.kernel.org/stable/c/a0ac3f85b2e3ef529e852f252a70311f9029d5e6
https://git.kernel.org/stable/c/c62b79c1c51303dbcb6edfa4de0ee176f4934c52
https://git.kernel.org/stable/c/f31adc3e356f7350d4a4d68c98d3f60f2f6e26b3

---

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?