High severity7.8NVD Advisory· Published Dec 30, 2023· Updated Jun 17, 2026
CVE-2022-46487
CVE-2022-46487
Description
Improper initialization of x87 and SSE floating-point configuration registers in the __scone_entry component of SCONE before 5.8.0 for Intel SGX allows a local attacker to compromise the execution integrity of floating-point operations in an enclave or access sensitive information via side-channel analysis.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3- SCONE/SCONEdescription
Patches
Vulnerability mechanics
References
6- jovanbulck.github.io/files/acsac20-fpu.pdfnvdExploitThird Party Advisory
- jovanbulck.github.io/files/oakland24-pandora.pdfnvdExploitThird Party Advisory
- nvd.nist.gov/vuln/detail/CVE-2020-0561nvdThird Party AdvisoryUS Government Resource
- nvd.nist.gov/vuln/detail/CVE-2020-15107nvdThird Party AdvisoryUS Government Resource
- sconedocs.github.io/release5.7/nvdRelease Notes
- www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/best-practices/data-operand-independent-timing-isa-guidance.htmlnvdTechnical Description
News mentions
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