{"id":"CVE-2026-118786","aliases":["EUVD-2026-118541","GHSA-6855-6r26-x36x"],"status":"published","title":"NXP MCUXpresso SDK rpmsg-lite TZM Example before 26.06.01-lts Secure Memory Disclosure via NSC Veneer Functions","description":"Improper input validation in non-secure-callable (NSC)\nveneer functions of the NXP MCUXpresso SDK rpmsg-lite multicore example\n(multicore_examples/rpmsg_lite_pingpong_tzm) up to releases 26.06.00-lts and\n26.09.00 may allow a non-secure caller to supply unvalidated pointers and size\nvalues, potentially resulting in disclosure of secure-world memory to the\nnon-secure domain, or denial of service. All software versions starting from\n26.06.01-lts and 26.12.00-pvw1 have fixed this issue.","severity":{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.0017,"percentile":0.06468,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2026-11-06T22:43:43Z","modified":"2026-11-10T14:15:20Z","products":[{"vendor":"nxp","product":"mcuxpresso sdk"}],"references":[{"url":"https://mcuxpresso.nxp.com/mcuxsdk/26.12.00-pvw1/release/index.html","tags":["vendor-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-118786"},{"url":"https://github.com/advisories/GHSA-6855-6r26-x36x"}],"sources":{"cve":[{"id":"CVE-2026-118786","title":"NXP MCUXpresso SDK rpmsg-lite TZM Example before 26.06.01-lts Secure Memory Disclosure via NSC Veneer Functions","description":"Improper input validation in non-secure-callable (NSC)\nveneer functions of the NXP MCUXpresso SDK rpmsg-lite multicore example\n(multicore_examples/rpmsg_lite_pingpong_tzm) up to releases 26.06.00-lts and\n26.09.00 may allow a non-secure caller to supply unvalidated pointers and size\nvalues, potentially resulting in disclosure of secure-world memory to the\nnon-secure domain, or denial of service. All software versions starting from\n26.06.01-lts and 26.12.00-pvw1 have fixed this issue.","status":"published","published":"2026-11-06T22:43:43.895Z","modified":"2026-11-10T14:15:20.44Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-06T23:31:37.424388Z"}],"euvd":[{"id":"EUVD-2026-118541","description":"Improper input validation in non-secure-callable (NSC)\nveneer functions of the NXP MCUXpresso SDK rpmsg-lite multicore example\n(multicore_examples/rpmsg_lite_pingpong_tzm) up to releases 26.06.00-lts and\n26.09.00 may allow a non-secure caller to supply unvalidated pointers and size\nvalues, potentially resulting in disclosure of secure-world memory to the\nnon-secure domain, or denial of service. All software versions starting from\n26.06.01-lts and 26.12.00-pvw1 have fixed this issue.","status":"published","published":"2026-11-06T22:43:43Z","modified":"2026-11-10T14:15:20Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L","level":"medium"}],"updated_at":"2026-11-10T15:21:21.031993Z"}],"ghsa":[{"id":"GHSA-6855-6r26-x36x","title":"Improper input validation in non-secure-callable (NSC)\nveneer functions of the NXP MCUXpresso SDK...","description":"Improper input validation in non-secure-callable (NSC)\nveneer functions of the NXP MCUXpresso SDK rpmsg-lite multicore example\n(multicore_examples/rpmsg_lite_pingpong_tzm) up to releases 26.06.00-lts and\n26.09.00 may allow a non-secure caller to supply unvalidated pointers and size\nvalues, potentially resulting in disclosure of secure-world memory to the\nnon-secure domain, or denial of service. All software versions starting from\n26.06.01-lts and 26.12.00-pvw1 have fixed this issue.","status":"published","published":"2026-11-07T00:31:24Z","modified":"2026-11-07T00:31:31Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L","level":"medium"}],"cwes":["CWE-20"],"updated_at":"2026-11-07T00:35:05.949844Z"}],"nvd":[{"id":"CVE-2026-118786","description":"Improper input validation in non-secure-callable (NSC)\nveneer functions of the NXP MCUXpresso SDK rpmsg-lite multicore example\n(multicore_examples/rpmsg_lite_pingpong_tzm) up to releases 26.06.00-lts and\n26.09.00 may allow a non-secure caller to supply unvalidated pointers and size\nvalues, potentially resulting in disclosure of secure-world memory to the\nnon-secure domain, or denial of service. All software versions starting from\n26.06.01-lts and 26.12.00-pvw1 have fixed this issue.","status":"published","published":"2026-11-06T23:17:20.97Z","modified":"2026-11-10T15:17:13.823Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L","level":"medium","assessor":"secondary"}],"cwes":["CWE-20"],"updated_at":"2026-11-07T02:02:56.223121Z"}]}}