High severity · published Jan 14, 2022
CVE-2021-44828
Arm Mali GPU Kernel Driver (Midgard r26p0 through r30p0, Bifrost r0p0 through r34p0, and Valhall r19p0 through r34p0) allows a non-privileged user to achieve write access to…
7.8
CVSS
0.3%
EPSS
No
On KEV
Description
Arm Mali GPU Kernel Driver (Midgard r26p0 through r30p0, Bifrost r0p0 through r34p0, and Valhall r19p0 through r34p0) allows a non-privileged user to achieve write access to read-only memory, and possibly obtain root privileges, corrupt memory, and modify the memory of other processes.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 18% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BG
Bifrost Gpu Kernel Driver · Arm
r0p0 through r34p0 · source: NVD
MG
Midgard Gpu Kernel Driver · Arm
r26p0 through r30p0 · source: NVD
VG
Valhall Gpu Kernel Driver · Arm
r19p0 through r34p0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-44828
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-44828
Vendor Advisory
https://developer.arm.com/support/arm-security-updates/mali-gpu-kernel-driver
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