What’s Vulnerable › Vulnerabilities

CVE-2023-32097: Key duplication in GSDK

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-05-18 · updated 2026-06-17
• Weakness: CWE-14

Description

Compiler removal of buffer clearing in sli_crypto_transparent_aead_decrypt_tag in Silicon Labs Gecko Platform SDK v4.2.1 and earlier results in key material duplication to RAM.

Affected products

• silabs.com Gecko Platform: through 4.2.1

References

• https://community.silabs.com/sfc/servlet.shepherd/document/download/0698Y00000U19lGQAR?operationContext=S1
• https://github.com/SiliconLabs/gecko_sdk
• https://community.silabs.com/sfc/servlet.shepherd/document/download/0698Y00000U19lGQAR?operationContext=S1
• https://github.com/SiliconLabs/gecko_sdk

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