SB2025110305 - Red Hat Enterprise Linux 9 update for kernel
Published: November 3, 2025
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 secuirty vulnerabilities.
1) Resource management error (CVE-ID: CVE-2025-39702)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the seg6_hmac_validate_skb() function in net/ipv6/seg6_hmac.c. A local user can perform a denial of service (DoS) attack.
2) Use-after-free (CVE-ID: CVE-2022-50367)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the inode_init_always() function in fs/inode.c. A local user can escalate privileges on the system.
3) Input validation error (CVE-ID: CVE-2023-53494)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the xts_encrypt_done() and xts_decrypt_done() functions in crypto/xts.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.