CVE-2023-4211 on CISA KEV

A local non-privileged user can make improper GPU memory processing operations to gain access to already freed memory.

01What CISA says about this vulnerability

A local non-privileged user can make improper GPU memory processing operations to gain access to already freed memory.

02Required action — verbatim from CISA

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

03Notes & references

• developer.arm.com — https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerab…

04SARA's analyst layer — why this matters

This vulnerability is currently on the CISA KEV list, which CISA only adds CVEs to when there is reliable evidence of active exploitation in the wild. For federal civilian agencies, BOD 22-01 requires remediation by the due date above. For everyone else, KEV is the strongest "patch immediately" signal you can get from public threat intel.

05Affected products (summary)

Vendor	Product	Versions
Arm Ltd	Midgard GPU Kernel Driver	r12p0
Arm Ltd	Bifrost GPU Kernel Driver	r0p0
Arm Ltd	Valhall GPU Kernel Driver	r19p0
Arm Ltd	Arm 5th Gen GPU Architecture Kernel Driver	r41p0

06Detection

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection:

Open in Sigma generator →