{"cve":"CVE-2024-42139","nvd":{"published":"2024-07-30T08:15:05.757","modified":"2026-10-21T13:17:46.147","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nice: Fix improper extts handling\n\nExtts events are disabled and enabled by the application ts2phc.\nHowever, in case where the driver is removed when the application is\nrunning, a specific extts event remains enabled and can cause a kernel\ncrash.\nAs a side effect, when the driver is reloaded and application is started\nagain, remaining extts event for the channel from a previous run will\nkeep firing and the message \"extts on unexpected channel\" might be\nprinted to the user.\n\nTo avoid that, extts events shall be disabled when PTP is released.","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-754"],"references":["https://git.kernel.org/stable/c/00d3b4f54582d4e4a02cda5886bb336eeab268cc","https://git.kernel.org/stable/c/1f7f63f7165d1c8eee6424b517054db9f672e48b","https://git.kernel.org/stable/c/9f69b31ae9e25dec27ad31fbc64dd99af16ee3d3","https://git.kernel.org/stable/c/00d3b4f54582d4e4a02cda5886bb336eeab268cc","https://git.kernel.org/stable/c/9f69b31ae9e25dec27ad31fbc64dd99af16ee3d3"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-22T16:41:11.231219466+00:00"},"epss":{"cve":"CVE-2024-42139","score":0.0032,"percentile":0.24733,"date":"2026-10-25"},"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."]}