CWE-1303— Non-Transparent Sharing of Microarchitectural Resources
Hardware structures shared across execution contexts (e.g., caches and branch predictors) can violate the expected architecture isolation between contexts.— MITRE CWE catalog
3 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-1303page 1 of 1
- CVE-2023-1998MEDIUMCVSS 5.6EG 5.62023-04-21
The Linux kernel allows userspace processes to enable mitigations by calling prctl with PR_SET_SPECULATION_CTRL which disables the speculation feature as well as by using seccomp. We had noticed that on VMs of at least one major cloud prov…
- CVE-2023-38575MEDIUMCVSS 5.5EG 5.52024-03-14
Non-transparent sharing of return predictor targets between contexts in some Intel(R) Processors may allow an authorized user to potentially enable information disclosure via local access.
- CVE-2023-40540MEDIUMCVSS 4.1EG 4.12023-11-14
Non-Transparent Sharing of Microarchitectural Resources in some Intel(R) NUC BIOS firmware may allow a privileged user to potentially enable information disclosure via local access.
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