SB2026031112 - Red Hat Enterprise Linux 9 update for kernel
Published: March 11, 2026
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 5 secuirty vulnerabilities.
1) Input validation error (CVE-ID: CVE-2024-47727)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the handle_mmio() function in arch/x86/coco/tdx/tdx.c. A local user can perform a denial of service (DoS) attack.
2) Use-after-free (CVE-ID: CVE-2025-38024)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the rxe_cq_from_init() function in drivers/infiniband/sw/rxe/rxe_cq.c. A local user can escalate privileges on the system.
3) Use-after-free (CVE-ID: CVE-2025-38129)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the page_pool_ethtool_stats_get(), page_pool_return_page() and page_pool_scrub() functions in net/core/page_pool.c. A local user can escalate privileges on the system.
4) Double free (CVE-ID: CVE-2025-38206)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a double free error within the exfat_free_upcase_table() function in fs/exfat/nls.c. A local user can perform a denial of service (DoS) attack.
5) Resource management error (CVE-ID: CVE-2025-71085)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the calipso_skbuff_setattr() function in net/ipv6/calipso.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.