{"id":"CVE-2026-15390","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-15390","generatedAt":"2026-10-28T02:24:30.384Z","title":"An attacker who can deliver fragmented IP traffic can execute arbitrary code by sending duplicated last-fragment IP packets.","description":"Das U-Boot with CONFIG_IP_DEFRAG=y parameter fails to clear IP reassembly state after delivering a complete datagram. An attacker who can deliver fragmented IP traffic can execute arbitrary code by sending duplicated last-fragment IP packets.\n\n\nThis issue was fixed in commit b1aec609bb5e0d08c25c888c91935287ab4ee5fa in version 2026.07.","published":"2026-09-29T10:17:11.000Z","lastModified":"2026-09-30T19:38:27.000Z","status":"Awaiting Analysis","sourceIdentifier":"cvd@cert.pl","cvss":{"version":"4.0","score":9,"severity":"CRITICAL","vector":"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-459","CWE-787"],"affected":[],"epss":{"score":0.00195,"percentile":0.09085,"date":"2026-10-26","history":[{"date":"2026-09-30","score":0.00286,"percentile":0.1903}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.19%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"new","label":"New CVE","at":"2026-09-29T10:17:11.000Z","detail":{"score":"9.0","severity":"CRITICAL","publishedAt":"2026-09-29T10:17:11.237Z"},"summary":"New CVE, critical severity (CVSS 9.0)."}],"references":[{"url":"https://cert.pl/en/posts/2026/09/CVE-2026-15390","source":"cvd@cert.pl"},{"url":"https://source.denx.de/u-boot/u-boot/-/commit/b1aec609bb5e0d08c25c888c91935287ab4ee5fa","source":"cvd@cert.pl"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-15390","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}