#VU115876 Memory leak in Linux kernel - CVE-2022-50389
Published: September 19, 2025 / Updated: September 22, 2025
Vulnerability identifier: #VU115876
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-50389
CWE-ID: CWE-401
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 perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the crb_acpi_add() function in drivers/char/tpm/tpm_crb.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/08fd965521d0e172d540cf945517810895fcb199
- https://git.kernel.org/stable/c/0bd9b4be721c776f77adcaf34105dfca3007ddb9
- https://git.kernel.org/stable/c/1af2232b13837ce0f3a082b9f43735b09aafc367
- https://git.kernel.org/stable/c/2fcd3dc8b97a14f1672729c86b7041a1a89b052a
- https://git.kernel.org/stable/c/37e90c374dd11cf4919c51e847c6d6ced0abc555
- https://git.kernel.org/stable/c/927860dfa161ae8392a264197257dbdc52b26b0f
- https://git.kernel.org/stable/c/986cd9a9b95423e35a2cbb8e9105aec0e0d7f337
- https://git.kernel.org/stable/c/b0785edaf649e5f04dc7f75533e810f4c00e4106
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.3