SB20240624127 - Resource management error in Linux kernel marvell prestera driver
Published: June 24, 2024 Updated: May 13, 2025
Security Bulletin ID
SB20240624127
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Resource management error (CVE-ID: CVE-2021-47023)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the prestera_port_handle_event() function in drivers/net/ethernet/marvell/prestera/prestera_main.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/0ce6052802be2cb61a57b753e41301339c88c839
- https://git.kernel.org/stable/c/b5bba6ede42693f50ce1c9944315cefed7491061
- https://git.kernel.org/stable/c/9d1ba11fabdd8f25abb24272ef1621417981320b
- https://git.kernel.org/stable/c/333980481b99edb24ebd5d1a53af70a15d9146de
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.37
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.21
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13