#VU94139 Input validation error in Linux kernel - CVE-2024-26677
Published: July 11, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU94139
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-2024-26677
CWE-ID: CWE-20
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 improper input validation within the rxrpc_propose_delay_ACK(), rxrpc_send_initial_ping() and rxrpc_input_call_event() functions in net/rxrpc/call_event.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/200cb50b9e154434470c8969d32474d38475acc2
- https://git.kernel.org/stable/c/63719f490e6a89896e9a463d2b45e8203eab23ae
- https://git.kernel.org/stable/c/e7870cf13d20f56bfc19f9c3e89707c69cf104ef
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.17
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8