Multiple vulnerabilities in ARM Mali GPU kernel drivers
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 2 |
| CVE-ID | CVE-2022-28348 CVE-2022-28350 |
| CWE-ID | CWE-416 |
| Exploitation vector | Local |
| Public exploit | N/A |
| Vulnerable software |
Midgard GPU Kernel Driver Hardware solutions / Drivers Bifrost GPU Kernel Driver Hardware solutions / Drivers Valhall GPU Kernel Driver Hardware solutions / Drivers |
| Vendor | ARM |
Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
1) Use-after-free
EUVDB-ID: #VU76983
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-2022-28348
CWE-ID:
CWE-416 - Use After Free
Exploit availability: No
DescriptionThe vulnerability allows a malicious application to escalate privileges on the device.
The vulnerability exists due to a use-after-free error. A malicious application can trigger a use-after-free error and execute arbitrary code with elevated privileges.
MitigationInstall updates from vendor's website.
Vulnerable software versionsMidgard GPU Kernel Driver: before r32p0
Bifrost GPU Kernel Driver: before r37p0
Valhall GPU Kernel Driver: before r37p0
CPE2.3- cpe:2.3:h:arm:midgard_gpu_kernel_driver:*:*:*:*:*:*:*:*
- cpe:2.3:h:arm:bifrost_gpu_kernel_driver:*:*:*:*:*:*:*:*
- cpe:2.3:h:arm:valhall_gpu_kernel_driver:*:*:*:*:*:*:*:*
https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities
https://developer.arm.com/support/arm-security-updates
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.
2) Use-after-free
EUVDB-ID: #VU76982
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-2022-28350
CWE-ID:
CWE-416 - Use After Free
Exploit availability: No
DescriptionThe vulnerability allows a malicious application to escalate privileges on the device.
The vulnerability exists due to a use-after-free error. A malicious application can trigger a use-after-free error and execute arbitrary code with elevated privileges.
MitigationInstall updates from vendor's website.
Vulnerable software versionsValhall GPU Kernel Driver: before r37p0
CPE2.3 External linkshttps://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities
https://developer.arm.com/support/arm-security-updates
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.
