{"schema_version":1,"title":"U-Boot vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 3 vulnerabilities in U-Boot: 0 in the last 7 days and 3 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-74222, was published on 29 September 2026. Nothing in the last four weeks, down from 3 vulnerabilities in the four before.","url":"https://junglewise.ai/threats/technologies/u-boot-u-boot","json_url":"https://junglewise.ai/threats/technologies/u-boot-u-boot.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/u-boot-u-boot","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","thin":true,"counts":{"high":1,"all_time":3,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":3,"last_365_days":3},"latest":[{"cve":"CVE-2026-74222","cvss":8.2,"slug":"cve-2026-74222-u-boot-before-2026-10-rc5-contains-a-use-after-free-vulnerability","title":"U-Boot use-after-free in lwIP wget HTTP callback","severity":"high","exploited":false,"published_at":"2026-09-29T22:18:33.66+00:00","url":"https://junglewise.ai/threats/cve-2026-74222-u-boot-before-2026-10-rc5-contains-a-use-after-free-vulnerability"},{"cve":"CVE-2026-71974","cvss":4.8,"slug":"cve-2026-71974-u-boot-before-2026-10-rc3-contains-an-out-of-bounds-write","title":"U-Boot out-of-bounds write in read_slotted_partition()","severity":"medium","exploited":false,"published_at":"2026-09-29T22:18:22.25+00:00","url":"https://junglewise.ai/threats/cve-2026-71974-u-boot-before-2026-10-rc3-contains-an-out-of-bounds-write"},{"cve":"CVE-2026-71972","cvss":5.9,"slug":"cve-2026-71972-u-boot-through-2026-10-rc5-contains-an-out-of-bounds-write","title":"U-Boot out-of-bounds write in video_display_rle8_bitmap","severity":"medium","exploited":false,"published_at":"2026-09-29T22:18:21.9+00:00","url":"https://junglewise.ai/threats/cve-2026-71972-u-boot-through-2026-10-rc5-contains-an-out-of-bounds-write"}],"weekly":[{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":3},{"week":"2026-10-05","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-12","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-19","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-26","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-02","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-09","critical":0,"exploited":0,"vulnerabilities":0}],"related":[],"technology":{"hub":true,"name":"U-Boot","slug":"u-boot-u-boot","vendor":{"hub":true,"name":"U-Boot","slug":"u-boot","url":"https://junglewise.ai/threats/vendors/u-boot"},"aliases":[],"category":"bootloader","homepage":"https://www.denx.de/wiki/U-Boot/","description":"U-Boot is a bootloader that initializes hardware and loads the operating system kernel on embedded systems.","url":"https://junglewise.ai/threats/technologies/u-boot-u-boot"},"most_severe":[{"cve":"CVE-2026-74222","cvss":8.2,"slug":"cve-2026-74222-u-boot-before-2026-10-rc5-contains-a-use-after-free-vulnerability","title":"U-Boot use-after-free in lwIP wget HTTP callback","severity":"high","exploited":false,"published_at":"2026-09-29T22:18:33.66+00:00","url":"https://junglewise.ai/threats/cve-2026-74222-u-boot-before-2026-10-rc5-contains-a-use-after-free-vulnerability"},{"cve":"CVE-2026-71972","cvss":5.9,"slug":"cve-2026-71972-u-boot-through-2026-10-rc5-contains-an-out-of-bounds-write","title":"U-Boot out-of-bounds write in video_display_rle8_bitmap","severity":"medium","exploited":false,"published_at":"2026-09-29T22:18:21.9+00:00","url":"https://junglewise.ai/threats/cve-2026-71972-u-boot-through-2026-10-rc5-contains-an-out-of-bounds-write"},{"cve":"CVE-2026-71974","cvss":4.8,"slug":"cve-2026-71974-u-boot-before-2026-10-rc3-contains-an-out-of-bounds-write","title":"U-Boot out-of-bounds write in read_slotted_partition()","severity":"medium","exploited":false,"published_at":"2026-09-29T22:18:22.25+00:00","url":"https://junglewise.ai/threats/cve-2026-71974-u-boot-before-2026-10-rc3-contains-an-out-of-bounds-write"}],"generated_at":"2026-11-09T03:07:00.176479+00:00"}