#VU106251 Permissions, Privileges, and Access Controls in ARM products - CVE-2024-7881

Vulnerability identifier: #VU106251

Vulnerability risk: Low

CVSSv4.0: 5.9 [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]

CVE-ID: CVE-2024-7881

CWE-ID: CWE-264

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Cortex-X3
Hardware solutions / Firmware
Cortex-X4
Hardware solutions / Firmware
Cortex-X925
Hardware solutions / Firmware
Neoverse V2
Hardware solutions / Firmware
Neoverse V3
Hardware solutions / Firmware
Neoverse V3AE
Hardware solutions / Firmware

Vendor: ARM

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to improperly imposed security restrictions. An unprivileged context can trigger a data memory-dependent prefetch engine to fetch the contents of a privileged location. A local user or process can read  privileged data and escalate privileges on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Cortex-X3: All versions

Cortex-X4: All versions

Cortex-X925: All versions

Neoverse V2: All versions

Neoverse V3: All versions

Neoverse V3AE: All versions

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External links
https://developer.arm.com/Arm%20Security%20Center/Arm%20CPU%20Vulnerability%20CVE-2024-7881

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.