SB2025091888 - Infinite loop in Linux kernel rxrpc



SB2025091888 - Infinite loop in Linux kernel rxrpc

Published: September 18, 2025 Updated: September 22, 2025

Security Bulletin ID SB2025091888
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Infinite loop (CVE-ID: CVE-2023-53345)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to infinite loop within the rxrpc_wait_to_be_connected() function in net/rxrpc/sendmsg.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.