{"id":"CVE-2025-53966","aliases":["EUVD-2026-0809","GHSA-cx4j-69qv-4cwj"],"status":"published","title":"An issue was discovered in Samsung Mobile Processor Exynos 1380, 1480, 2400, and 1580. Incorrect...","description":"An issue was discovered in Samsung Mobile Processor Exynos 1380, 1480, 2400, and 1580. Incorrect Handling of the NL80211 vendor command leads to a buffer overflow during handling of an IOCTL message.","severity":{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.0016,"percentile":0.05268,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2026-01-05T00:00:00Z","modified":"2026-10-26T21:10:00Z","products":[{"vendor":"samsung","product":"exynos_1380_firmware"},{"vendor":"samsung","product":"exynos_1480_firmware"},{"vendor":"samsung","product":"exynos_1580_firmware"},{"vendor":"samsung","product":"exynos_2400_firmware"}],"references":[{"url":"https://semiconductor.samsung.com/support/quality-support/product-security-updates/","tags":["Vendor Advisory"]},{"url":"https://semiconductor.samsung.com/support/quality-support/product-security-updates/cve-2025-53966/","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-53966"},{"url":"https://semiconductor.samsung.com/support/quality-support/product-security-updates"},{"url":"https://semiconductor.samsung.com/support/quality-support/product-security-updates/cve-2025-53966"},{"url":"https://github.com/advisories/GHSA-cx4j-69qv-4cwj"}],"sources":{"cve":[{"id":"CVE-2025-53966","description":"An issue was discovered in Samsung Mobile Processor Exynos 1380, 1480, 2400, and 1580. Incorrect Handling of the NL80211 vendor command leads to a buffer overflow during handling of an IOCTL message.","status":"published","published":"2026-01-05T00:00:00Z","modified":"2026-01-05T21:49:18.629Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:32:49.180768Z"}],"euvd":[{"id":"EUVD-2026-0809","description":"An issue was discovered in Samsung Mobile Processor Exynos 1380, 1480, 2400, and 1580. Incorrect Handling of the NL80211 vendor command leads to a buffer overflow during handling of an IOCTL message.","status":"published","published":"2026-01-05T00:00:00Z","modified":"2026-01-05T21:49:18Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T19:48:55.49901Z"}],"ghsa":[{"id":"GHSA-cx4j-69qv-4cwj","title":"An issue was discovered in Samsung Mobile Processor Exynos 1380, 1480, 2400, and 1580. Incorrect...","description":"An issue was discovered in Samsung Mobile Processor Exynos 1380, 1480, 2400, and 1580. Incorrect Handling of the NL80211 vendor command leads to a buffer overflow during handling of an IOCTL message.","status":"published","published":"2026-01-05T21:30:32Z","modified":"2026-01-06T00:30:23Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T15:05:29.894873Z"}],"nvd":[{"id":"CVE-2025-53966","description":"An issue was discovered in Samsung Mobile Processor Exynos 1380, 1480, 2400, and 1580. Incorrect Handling of the NL80211 vendor command leads to a buffer overflow during handling of an IOCTL message.","status":"published","published":"2026-01-05T19:15:56.633Z","modified":"2026-10-26T21:10:00.17Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:11:55.613137Z"}]}}