SB2025062413 - Red Hat Enterprise Linux 8 update for kernel
Published: June 24, 2025
Security Bulletin ID
SB2025062413
Severity
Low
Patch available
YES
Number of vulnerabilities
2
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 secuirty vulnerabilities.
1) Use-after-free (CVE-ID: CVE-2022-49696)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the tipc_exit_net() function in net/tipc/core.c. A local user can escalate privileges on the system.
2) Use-after-free (CVE-ID: CVE-2025-21764)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the ndisc_alloc_skb() function in net/ipv6/ndisc.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.