CVE-2024-42246
kernel: net, sunrpc: Remap EPERM in case of connection failure in xs_tcp_setup_socket
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · August 7, 2024
Updated · November 2, 2026
Description
A flaw was found in the Linux kernel's bpf programs. Under certain conditions, when the kernel attempts to initiate a network connection using the kernel_connect function, it can return a value that causes the cx_tcp_setup_socket function to loop. This issue can lead to continuous data writing to the Syslog, filling up the available space and causing the kernel to freeze and become unresponsive.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-835 · Loop with Unreachable Exit Condition