#VU93188 Resource management error in Linux kernel - CVE-2021-47368
Published: June 24, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU93188
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-2021-47368
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 enetc_clear_bdrs() and enetc_setup_irqs() functions in drivers/net/ethernet/freescale/enetc/enetc.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/4c4c3052911b577920353a7646e4883d5da40c28
- https://git.kernel.org/stable/c/6c3f1b741c6c2914ea120e3a5790d3e900152f7b
- https://git.kernel.org/stable/c/6f329d9da2a5ae032fcde800a99b118124ed5270
- https://git.kernel.org/stable/c/7237a494decfa17d0b9d0076e6cee3235719de90
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.70
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.14.9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.150