#VU120692 Memory leak in Linux kernel - CVE-2022-50824
Published: December 30, 2025 / Updated: December 31, 2025
Vulnerability identifier: #VU120692
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-2022-50824
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 check_acpi_tpm2() function in drivers/char/tpm/tpm_tis.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/3b6c822238da9ee8984803355601bcc603d49cb5
- https://git.kernel.org/stable/c/43135fb098126ef2cd6ed584900fd7bfa25f95ce
- https://git.kernel.org/stable/c/8bc6c10d3f389693410adb14b4e9deec01ff6334
- https://git.kernel.org/stable/c/db9622f762104459ff87ecdf885cc42c18053fd9
- https://git.kernel.org/stable/c/de667a2704ae799f697fd45cf4317623d8c79fb7
- https://git.kernel.org/stable/c/e027f3b9fabd2b410a4e6a7651e7a45b87019f23
- https://git.kernel.org/stable/c/e0d1cf8ef84bb14a673215699fb8acc187aa2c4a
- https://git.kernel.org/stable/c/e60fa800a32a693d672b1a091424d780278c4587
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.3