SB2025070974 - Red Hat Enterprise Linux 9 update for kernel
Published: July 9, 2025
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 vulnerabilities.
1) Out-of-bounds read (CVE-ID: CVE-2024-56615)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to an out-of-bounds read error within the dev_map_alloc(), dev_map_delete_elem() and dev_map_hash_delete_elem() functions in kernel/bpf/devmap.c. A local user can perform a denial of service (DoS) attack.
2) Out-of-bounds read (CVE-ID: CVE-2024-56614)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to an out-of-bounds read error within the xsk_map_delete_elem() function in net/xdp/xskmap.c. A local user can perform a denial of service (DoS) attack.
3) Use-after-free (CVE-ID: CVE-2025-22126)
CWE-ID: CWE-416 - Use After Free
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the __mddev_put(), md_seq_show(), EXPORT_SYMBOL_GPL(), md_notify_reboot(), md_autostart_arrays() and md_exit() functions in drivers/md/md.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.