{"cve":"CVE-2025-38404","nvd":{"published":"2025-07-25T14:15:31.950","modified":"2026-06-17T09:16:47.617","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nusb: typec: displayport: Fix potential deadlock\n\nThe deadlock can occur due to a recursive lock acquisition of\n`cros_typec_altmode_data::mutex`.\nThe call chain is as follows:\n1. cros_typec_altmode_work() acquires the mutex\n2. typec_altmode_vdm() -> dp_altmode_vdm() ->\n3. typec_altmode_exit() -> cros_typec_altmode_exit()\n4. cros_typec_altmode_exit() attempts to acquire the mutex again\n\nTo prevent this, defer the `typec_altmode_exit()` call by scheduling\nit rather than calling it directly from within the mutex-protected\ncontext.","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/099cf1fbb8afc3771f408109f62bdec66f85160e","https://git.kernel.org/stable/c/63cff9f57e86b2dc25d7487ca0118df89a665296","https://git.kernel.org/stable/c/749d9076735fb497aae60fbea9fff563f9ea3254","https://git.kernel.org/stable/c/76cf1f33e7319fe74c94ac92f9814094ee8cc84b","https://git.kernel.org/stable/c/7be0d1ea71f52595499da39cea484a895e8ed042"],"products":["debian:debian_linux","linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:05:46.678065081+00:00"},"epss":{"cve":"CVE-2025-38404","score":0.00157,"percentile":0.048,"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."]}