Vulnerability Description
An issue was discovered in the Arm Mali GPU Kernel Driver. There is a use-after-free. A non-privileged user can make improper GPU processing operations to gain access to already freed memory. This affects Midgard r13p0 through r32p0, Bifrost r1p0 through r40p0, and Valhall r19p0 through r40p0.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Arm | Bifrost Gpu Kernel Driver | >= r1p0, <= r40p0 |
| Arm | Midgard Gpu Kernel Driver | >= r13p0, <= r32p0 |
| Arm | Valhall Gpu Kernel Driver | >= r19p0, <= r40p0 |
Related Weaknesses (CWE)
References
- https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20VulnerabVendor Advisory
- https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20VulnerabVendor Advisory
FAQ
What is CVE-2022-46891?
CVE-2022-46891 is a vulnerability with a CVSS score of 8.8 (HIGH). An issue was discovered in the Arm Mali GPU Kernel Driver. There is a use-after-free. A non-privileged user can make improper GPU processing operations to gain access to already freed memory. This aff...
How severe is CVE-2022-46891?
CVE-2022-46891 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-46891?
Check the references section above for vendor advisories and patch information. Affected products include: Arm Bifrost Gpu Kernel Driver, Arm Midgard Gpu Kernel Driver, Arm Valhall Gpu Kernel Driver.