Red Hat Enterprise Linux 9 update for the redis:7 module

1) Use-after-free

EUVDB-ID: #VU102383

Risk: Medium

CVSSv4.0: 6.8 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Green]

CVE-ID: CVE-2024-46981

CWE-ID: CWE-416 - Use After Free

Exploit availability: Yes

Description

The vulnerability allows a remote user to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when handling Lua script commands. A remote user can pass a specially crafted Lua script to the application and execute arbitrary code on the system..

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Red Hat Enterprise Linux for x86_64 - Extended Update Support: 9.4

Red Hat Enterprise Linux Server - AUS: 9.4

Red Hat Enterprise Linux for IBM z Systems - Extended Update Support: 9.4

Red Hat Enterprise Linux for Power, little endian - Extended Update Support: 9.4

Red Hat Enterprise Linux for ARM 64 - Extended Update Support: 9.4

Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions: 9.4

Red Hat Enterprise Linux Server for x86_64 - Update Services for SAP Solutions: 9.4

Red Hat Enterprise Linux for ARM 64: 9.4

Red Hat Enterprise Linux for IBM z Systems: 9.4

CPE2.3

• cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_x86_64_-_extended_update_support:9.4:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_-_aus:9.4:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_ibm_z_systems_-_extended_update_support:9.4:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_power_little_endian_-_extended_update_support:9.4:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_arm_64_-_extended_update_support:9.4:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:a:red_hat:red_hat_enterprise_linux_server_for_ibm_power_le_-_update_services_for_sap_solutions:9.4:*:*:*:*:*:*:*
• cpe:2.3:a:red_hat:red_hat_enterprise_linux_server_-_update_services_for_sap_solutions:9.4:*:*:*:*:*:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_arm_64:9.4:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_ibm_z_systems:9.4:*:*:*:*:red_hat_enterprise_linux:*:*

External links

https://access.redhat.com/errata/RHSA-2025:0566

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.