#VU104904 Resource management error in Linux kernel - CVE-2022-49721
Published: February 27, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104904
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-2022-49721
CWE-ID: CWE-399
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 resource management error within the get_ftrace_plt(), ftrace_modify_call() and ftrace_make_nop() functions in arch/arm64/kernel/ftrace.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/a6253579977e4c6f7818eeb05bf2bc65678a7187
- https://git.kernel.org/stable/c/bc28fde90937a920f7714ec4408269cac744f796
- https://git.kernel.org/stable/c/db73aa9466338ec821ed2a0b01721fe4d06876b1
- https://git.kernel.org/stable/c/dcecc96ed16f73417de5550f384e348c9d56f279
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.6