VulnerabilityModified
CVE-2022-46395
A non-privileged user can make improper GPU processing operations to gain access to already freed memory.
HIGH 8.8EPSS 2.70%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.70%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An issue was discovered in the Arm Mali GPU Kernel Driver. A non-privileged user can make improper GPU processing operations to gain access to already freed memory. This affects Midgard r0p0 through r32p0, Bifrost r0p0 through r41p0 before r42p0, Valhall r19p0 through r41p0 before r42p0, and Avalon r41p0 before r42p0.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 2.70% probability · 85th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- arm/avalon gpu kernel driver · arm/bifrost gpu kernel driver · arm/midgard gpu kernel driver · arm/valhall gpu kernel driver
- Source
- cve@mitre.org
References
- http://packetstormsecurity.com/files/172855/Android-Arm-Mali-GPU-Arbitrary-Code-Execution.html
- https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20VulnerabilitiesVendor Advisory
- https://developer.arm.com/support/arm-security-updatesVendor Advisory
- http://packetstormsecurity.com/files/172855/Android-Arm-Mali-GPU-Arbitrary-Code-Execution.html
- https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20VulnerabilitiesVendor Advisory
- https://developer.arm.com/support/arm-security-updatesVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.