{"cve":"CVE-2023-53442","nvd":{"published":"2025-09-18T16:15:48.477","modified":"2026-06-17T06:45:20.983","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nice: Block switchdev mode when ADQ is active and vice versa\n\nADQ and switchdev are not supported simultaneously. Enabling both at the\nsame time can result in nullptr dereference.\n\nTo prevent this, check if ADQ is active when changing devlink mode to\nswitchdev mode, and check if switchdev is active when enabling ADQ.","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-476"],"references":["https://git.kernel.org/stable/c/1c82d1b736ce85e77fd4da05eca6f1f4a52a2bc3","https://git.kernel.org/stable/c/24f0d69da35d812b3a1104918014a29627140cb1","https://git.kernel.org/stable/c/43d00e102d9ecbe2635d7e3f2e14d2e90183d6af"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:10:08.713834912+00:00"},"epss":{"cve":"CVE-2023-53442","score":0.00146,"percentile":0.03865,"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."]}