SB2025082525 - Red Hat Enterprise Linux 8 update for kernel-rt



SB2025082525 - Red Hat Enterprise Linux 8 update for kernel-rt

Published: August 25, 2025

Security Bulletin ID SB2025082525
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) Memory leak (CVE-ID: CVE-2025-22058)

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

The vulnerability exists due to memory leak within the udp_skb_has_head_state(), udp_rmem_release(), EXPORT_SYMBOL_GPL() and first_packet_length() functions in net/ipv4/udp.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.