{"cve":"CVE-2024-38634","nvd":{"published":"2024-06-21T11:15:12.160","modified":"2026-06-17T07:40:46.053","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nserial: max3100: Lock port->lock when calling uart_handle_cts_change()\n\nuart_handle_cts_change() has to be called with port lock taken,\nSince we run it in a separate work, the lock may not be taken at\nthe time of running. Make sure that it's taken by explicitly doing\nthat. Without it we got a splat:\n\n  WARNING: CPU: 0 PID: 10 at drivers/tty/serial/serial_core.c:3491 uart_handle_cts_change+0xa6/0xb0\n  ...\n  Workqueue: max3100-0 max3100_work [max3100]\n  RIP: 0010:uart_handle_cts_change+0xa6/0xb0\n  ...\n   max3100_handlerx+0xc5/0x110 [max3100]\n   max3100_work+0x12a/0x340 [max3100]","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:N/A:H","score":5.5},"cwes":["CWE-667"],"references":["https://git.kernel.org/stable/c/44b38924135d2093e2ec1812969464845dd66dc9","https://git.kernel.org/stable/c/77ab53371a2066fdf9b895246505f5ef5a4b5d47","https://git.kernel.org/stable/c/78dbda51bb4241b88a52d71620f06231a341f9ba","https://git.kernel.org/stable/c/8296bb9e5925b6634259c5d4daee88f0cc0884ec","https://git.kernel.org/stable/c/865b30c8661924ee9145f442bf32cea549faa869"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:52:00.836172422+00:00"},"epss":{"cve":"CVE-2024-38634","score":0.00189,"percentile":0.08634,"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."]}