High severity · published Sep 8, 2026
CVE-2026-9040
Mali GPU Kernel Driver allows denial of service or disclosure of sensitive information
7.7
CVSS
0.1%
EPSS
No
On KEV
Description
A race condition vulnerability in Arm Ltd Bifrost GPU Kernel Driver, Arm Ltd Valhall GPU Kernel Driver, Arm Ltd Arm 5th Gen GPU Architecture Kernel Driver allows a local non-privileged user process to perform improper GPU memory processing operations to cause a denial of service or disclose sensitive information.
This issue affects Bifrost GPU Kernel Driver: from r12p0 through r49p5, from r50p0 through r51p0, from r54p1 through r54p2; Valhall GPU Kernel Driver: from r19p0 through r49p5, from r50p0 through r54p3, r55p0; Arm 5th Gen GPU Architecture Kernel Driver: from r41p0 through r49p5, from r50p0 through r54p3, r55p0.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 3% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
A5
Arm 5th Gen GPU Architecture Kernel Driver · Arm Ltd
r41p0 through r49p5; r50p0 through r54p3; r55p0 · source: vendor
BG
Bifrost GPU Kernel Driver · Arm Ltd
r12p0 through r49p5; r50p0 through r51p0; r54p1 through r54p2 · source: vendor
VG
Valhall GPU Kernel Driver · Arm Ltd
r19p0 through r49p5; r50p0 through r54p3; r55p0 · source: vendor
Affected product
A5
Arm 5th Gen GPU Architecture Kernel Driver
Arm Ltd
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-9040
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-9040
support.arm.com
https://support.arm.com/documentation/111552/1-0/?lang=en
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