A GPU kernel can read sensitive data from another GPU kernel (even from another user or app) through an optimized GPU memory region called _local memory_ on various architectures.
References
Link Resource
https://blog.trailofbits.com Exploit Mitigation Third Party Advisory
https://kb.cert.org/vuls/id/446598 Third Party Advisory US Government Resource
https://registry.khronos.org/OpenCL/specs/3.0-unified/html/OpenCL_API.html#_fundamental_memory_regions Technical Description
https://registry.khronos.org/vulkan/specs/1.3-extensions/html/index.html Vendor Advisory
https://www.kb.cert.org/vuls/id/446598 Third Party Advisory US Government Resource
History

No history.

cve-icon MITRE Information

Status: PUBLISHED

Assigner: certcc

Published: 2024-01-16T17:01:29.598Z

Updated: 2024-01-16T17:01:29.598Z

Reserved: 2023-09-14T17:07:51.604Z


Link: CVE-2023-4969

JSON object: View

cve-icon NVD Information

Status : Analyzed

Published: 2024-01-16T17:15:08.083

Modified: 2024-01-23T16:56:25.943


Link: CVE-2023-4969

JSON object: View

cve-icon Redhat Information

No data.

CWE