{"cve":"CVE-2025-39714","nvd":{"published":"2025-09-05T18:15:48.850","modified":"2026-10-19T21:10:00.160","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: usbtv: Lock resolution while streaming\n\nWhen an program is streaming (ffplay) and another program (qv4l2)\nchanges the TV standard from NTSC to PAL, the kernel crashes due to trying\nto copy to unmapped memory.\n\nChanging from NTSC to PAL increases the resolution in the usbtv struct,\nbut the video plane buffer isn't adjusted, so it overflows.\n\n[hverkuil: call vb2_is_busy instead of vb2_is_streaming]","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":[],"references":["https://git.kernel.org/stable/c/3d83d0b5ae5045a7a246ed116b5f6c688a12f9e9","https://git.kernel.org/stable/c/5427dda195d6baf23028196fd55a0c90f66ffa61","https://git.kernel.org/stable/c/7e40e0bb778907b2441bff68d73c3eb6b6cd319f","https://git.kernel.org/stable/c/9f886d21e235c4bd038cb20f6696084304197ab3","https://git.kernel.org/stable/c/c35e7c7a004ef379a1ae7c7486d4829419acad1d"],"products":["debian:debian_linux","linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-21T03:43:09.190223697+00:00"},"epss":{"cve":"CVE-2025-39714","score":0.00172,"percentile":0.06528,"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."]}