UBUNTU-CVE-2021-36133
Dashboard / Vulnerabilities / UBUNTU-CVE-2021-36133
Summary:
Details: The OPTEE-OS CSU driver for NXP i.MX SoC devices lacks security access configuration for several models, resulting in TrustZone bypass because the NonSecure World can perform arbitrary memory read/write operations on Secure World memory. This involves a DMA capable peripheral.
References: https://ubuntu.com/security/CVE-2021-36133, https://www.cve.org/CVERecord?id=CVE-2021-36133, https://github.com/OP-TEE/optee_os/security/advisories/GHSA-6q85-3ph3-rm47
Affected packages
Package
Name: optee-os
Purl: pkg:deb/ubuntu/optee-os?arch=source&distro=questing
Affected ranges
Type: ECOSYSTEM
Events:
Introduced- 0
Fixed -None
Affected versions
4.5.0-1
4.5.0-2
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
