{"id":"CVE-2024-12975","aliases":["EUVD-2024-54156","GHSA-w6xj-4jx7-p88w"],"status":"published","title":"Silicon Labs CPC can leak information in full duplex SPI","description":"A buffer overread can occur in the CPC application when operating in full duplex SPI upon receiving an invalid packet over the SPI interface.","severity":{"version":"4.0","score":1,"vector":"CVSS:4.0/AV:P/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00203,"percentile":0.10338,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125","CWE-126"],"published":"2025-03-07T16:41:10Z","modified":"2026-10-28T02:30:46Z","products":[{"vendor":"silabs.com","product":"simplicity sdk"},{"vendor":"silicon labs","product":"simplicity sdk"}],"references":[{"url":"https://community.silabs.com/069Vm00000LWXMeIAP","tags":["web"]},{"url":"https://github.com/SiliconLabs/simplicity_sdk/releases","tags":["package"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-12975","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-w6xj-4jx7-p88w"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/12xxx/CVE-2024-12975.json","tags":["advisory"]},{"url":"https://github.com/SiliconLabs/simplicity_sdk","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2024-12975","title":"Silicon Labs CPC can leak information in full duplex SPI","description":"A buffer overread can occur in the CPC application when operating in full duplex SPI upon receiving an invalid packet over the SPI interface.","status":"published","published":"2025-03-07T16:41:10.424Z","modified":"2025-09-16T16:04:39.976Z","cvss":[{"version":"4.0","score":1,"vector":"CVSS:4.0/AV:P/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"low","assessor":"cna"}],"cwes":["CWE-126"],"updated_at":"2026-11-02T14:34:11.97482Z"}],"euvd":[{"id":"EUVD-2024-54156","description":"A buffer overread can occur in the CPC application when operating in full duplex SPI upon receiving an invalid packet over the SPI interface.","status":"published","published":"2025-03-07T16:41:10Z","modified":"2025-09-16T16:04:39Z","cvss":[{"version":"4.0","score":1,"vector":"CVSS:4.0/AV:P/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"low"}],"updated_at":"2026-11-02T20:31:42.601992Z"}],"ghsa":[{"id":"GHSA-w6xj-4jx7-p88w","title":"A buffer overread can occur in the CPC application when operating in full duplex SPI upon...","description":"A buffer overread can occur in the CPC application when operating in full duplex SPI upon receiving an invalid packet over the SPI interface.","status":"published","published":"2025-03-07T18:31:05Z","modified":"2025-09-16T18:32:29Z","cvss":[{"version":"4.0","score":1,"vector":"CVSS:4.0/AV:P/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"low"}],"cwes":["CWE-125","CWE-126"],"updated_at":"2026-11-02T15:03:37.643927Z"}],"nvd":[{"id":"CVE-2024-12975","description":"A buffer overread can occur in the CPC application when operating in full duplex SPI upon receiving an invalid packet over the SPI interface.","status":"published","published":"2025-03-07T17:15:18.263Z","modified":"2026-06-17T07:00:53.54Z","cvss":[{"version":"4.0","score":1,"vector":"CVSS:4.0/AV:P/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"low","assessor":"secondary"}],"cwes":["CWE-126"],"updated_at":"2026-11-02T14:10:45.422466Z"}],"osv":[{"id":"CVE-2024-12975","title":"Silicon Labs CPC can leak information in full duplex SPI","description":"A buffer overread can occur in the CPC application when operating in full duplex SPI upon receiving an invalid packet over the SPI interface.","status":"published","published":"2025-03-07T16:41:10.424Z","modified":"2026-10-28T02:30:46.14049369Z","cvss":[{"version":"4.0","score":1,"vector":"CVSS:4.0/AV:P/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"low"}],"cwes":["CWE-126"],"updated_at":"2026-11-02T15:44:37.917085Z"}]}}