{"id":"USN-6523-1","summary":"u-boot-nezha vulnerability","details":"It was discovered that U-Boot incorrectly handled certain USB DFU download\nsetup packets. A local attacker could use this issue to cause U-Boot to\ncrash, resulting in a denial of service, or possibly execute arbitrary\ncode. (CVE-2022-2347)\n\nNicolas Bidron and Nicolas Guigo discovered that U-Boot incorrectly handled\ncertain fragmented IP packets. A local attacker could use this issue to\ncause U-Boot to crash, resulting in a denial of service, or possibly\nexecute arbitrary code. (CVE-2022-30552, CVE-2022-30790)\n","modified":"2026-04-27T16:58:57.268867Z","published":"2023-11-29T13:41:02Z","related":["UBUNTU-CVE-2022-2347","UBUNTU-CVE-2022-30552","UBUNTU-CVE-2022-30790"],"upstream":["CVE-2022-2347","CVE-2022-30552","CVE-2022-30790","UBUNTU-CVE-2022-2347","UBUNTU-CVE-2022-30552","UBUNTU-CVE-2022-30790"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6523-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-2347"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-30552"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-30790"}],"affected":[{"package":{"name":"u-boot-nezha","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/u-boot-nezha@2022.04+git20220405.7446a472-0ubuntu0.4?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2022.04+git20220405.7446a472-0ubuntu0.4"}]}],"versions":["2021.09+git20211008.62392d3-0ubuntu1","2022.04+git20220405.7446a472-0ubuntu0.1","2022.04+git20220405.7446a472-0ubuntu0.2","2022.04+git20220405.7446a472-0ubuntu0.3"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"u-boot-nezha","binary_version":"2022.04+git20220405.7446a472-0ubuntu0.4"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:22.04:LTS","cves":[{"severity":[{"score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2022-2347"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2022-30552"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2022-30790"}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6523-1.json"}}],"schema_version":"1.7.5"}