CVE-2021-28664

Known Exploited

Description

The Arm Mali GPU kernel driver allows privilege escalation or a denial of service (memory corruption) because an unprivileged user can achieve read/write access to read-only pages. This affects Bifrost r0p0 through r29p0 before r30p0, Valhall r19p0 through r29p0 before r30p0, and Midgard r8p0 through r30p0 before r31p0.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.26%
KEV Since 
Vendor Advisory arm.com Vendor Advisory arm.com Vendor Advisory arm.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://developer.arm.com/support/arm-security-updates vendor advisory
https://developer.arm.com/support/arm-security-updates/mali-gpu-kernel-driver vendor advisory
https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-28664?
CVE-2021-28664 has been scored as a high severity vulnerability.
How to fix CVE-2021-28664?
To fix CVE-2021-28664, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-28664 being actively exploited in the wild?
It is confirmed that CVE-2021-28664 is actively exploited. Be extra cautious if you are using vulnerable components. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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