{"id":"CVE-2012-4221","aliases":["EUVD-2012-4165","GHSA-2g89-rc7x-f9w7"],"status":"published","title":"Integer overflow in diagchar_core.c in the Qualcomm Innovation Center (QuIC) Diagnostics (aka...","description":"Integer overflow in diagchar_core.c in the Qualcomm Innovation Center (QuIC) Diagnostics (aka DIAG) kernel-mode driver for Android 2.3 through 4.2 allows attackers to execute arbitrary code or cause a denial of service via an application that uses crafted arguments in a local diagchar_ioctl call.","severity":{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02063,"percentile":0.81488,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-189"],"published":"2012-11-30T11:00:00Z","modified":"2026-06-16T23:44:39Z","products":[{"vendor":"google","product":"android"}],"references":[{"url":"https://www.codeaurora.org/projects/security-advisories/multiple-issues-diagkgsl-system-call-handling-cve-2012-4220-cve-2012","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.kb.cert.org/vuls/id/702452","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-4221"},{"url":"https://github.com/advisories/GHSA-2g89-rc7x-f9w7"}],"sources":{"cve":[{"id":"CVE-2012-4221","description":"Integer overflow in diagchar_core.c in the Qualcomm Innovation Center (QuIC) Diagnostics (aka DIAG) kernel-mode driver for Android 2.3 through 4.2 allows attackers to execute arbitrary code or cause a denial of service via an application that uses crafted arguments in a local diagchar_ioctl call.","status":"published","published":"2012-11-30T11:00:00Z","modified":"2024-08-06T20:28:07.591Z","updated_at":"2026-11-02T14:34:51.937988Z"}],"euvd":[{"id":"EUVD-2012-4165","description":"Integer overflow in diagchar_core.c in the Qualcomm Innovation Center (QuIC) Diagnostics (aka DIAG) kernel-mode driver for Android 2.3 through 4.2 allows attackers to execute arbitrary code or cause a denial of service via an application that uses crafted arguments in a local diagchar_ioctl call.","status":"published","published":"2012-11-30T11:00:00Z","modified":"2024-08-06T20:28:07Z","updated_at":"2026-11-03T01:56:08.44938Z"}],"ghsa":[{"id":"GHSA-2g89-rc7x-f9w7","title":"Integer overflow in diagchar_core.c in the Qualcomm Innovation Center (QuIC) Diagnostics (aka...","description":"Integer overflow in diagchar_core.c in the Qualcomm Innovation Center (QuIC) Diagnostics (aka DIAG) kernel-mode driver for Android 2.3 through 4.2 allows attackers to execute arbitrary code or cause a denial of service via an application that uses crafted arguments in a local diagchar_ioctl call.","status":"published","published":"2022-05-17T05:01:03Z","modified":"2023-01-28T05:03:07Z","updated_at":"2026-11-02T14:43:54.46226Z"}],"nvd":[{"id":"CVE-2012-4221","description":"Integer overflow in diagchar_core.c in the Qualcomm Innovation Center (QuIC) Diagnostics (aka DIAG) kernel-mode driver for Android 2.3 through 4.2 allows attackers to execute arbitrary code or cause a denial of service via an application that uses crafted arguments in a local diagchar_ioctl call.","status":"published","published":"2012-11-30T12:54:16.737Z","modified":"2026-06-16T23:44:39.507Z","cvss":[{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-189"],"updated_at":"2026-11-02T14:02:16.958223Z"}]}}