{"cve":"CVE-2024-42249","nvd":{"published":"2024-08-07T16:15:47.510","modified":"2026-08-04T11:19:41.690","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nspi: don't unoptimize message in spi_async()\n\nCalling spi_maybe_unoptimize_message() in spi_async() is wrong because\nthe message is likely to be in the queue and not transferred yet. This\ncan corrupt the message while it is being used by the controller driver.\n\nspi_maybe_unoptimize_message() is already called in the correct place\nin spi_finalize_current_message() to balance the call to\nspi_maybe_optimize_message() in spi_async().","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","score":3.3},"cwes":[],"references":["https://git.kernel.org/stable/c/8b9af6d67517ce4a0015928b3cf35bfd2b1bc1c2","https://git.kernel.org/stable/c/c86a918b1bdba78fb155184f8d88dfba1e63335d"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:53:51.317825789+00:00"},"epss":{"cve":"CVE-2024-42249","score":0.00192,"percentile":0.08895,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}