{"id":"UBUNTU-CVE-2026-15390","details":"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. This issue was fixed in commit b1aec609bb5e0d08c25c888c91935287ab4ee5fa in version 2026.07.","modified":"2026-10-17T12:53:24.026061520Z","published":"2026-09-29T10:17:00Z","related":["USN-8884-1"],"upstream":["CVE-2026-15390"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-15390"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-15390"},{"type":"REPORT","url":"https://cert.pl/en/posts/2026/09/CVE-2026-15390"},{"type":"REPORT","url":"https://source.denx.de/u-boot/u-boot/-/commit/b1aec609bb5e0d08c25c888c91935287ab4ee5fa"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8884-1"}],"affected":[{"package":{"name":"u-boot","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/u-boot?arch=source&distro=esm-infra-legacy%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2016.01+dfsg1-2ubuntu5+esm1"}]}],"versions":["2015.04+dfsg1-2ubuntu1","2015.10+dfsg1-2","2015.10+dfsg1-3","2015.10+dfsg1-4","2016.01+dfsg1-1","2016.01+dfsg1-1ubuntu1","2016.01+dfsg1-2ubuntu1","2016.01+dfsg1-2ubuntu2","2016.01+dfsg1-2ubuntu3","2016.01+dfsg1-2ubuntu5"],"ecosystem_specific":{"binaries":[{"binary_name":"u-boot","binary_version":"2016.01+dfsg1-2ubuntu5+esm1"},{"binary_name":"u-boot-exynos","binary_version":"2016.01+dfsg1-2ubuntu5+esm1"},{"binary_name":"u-boot-imx","binary_version":"2016.01+dfsg1-2ubuntu5+esm1"},{"binary_name":"u-boot-omap","binary_version":"2016.01+dfsg1-2ubuntu5+esm1"},{"binary_name":"u-boot-rockchip","binary_version":"2016.01+dfsg1-2ubuntu5+esm1"},{"binary_name":"u-boot-rpi","binary_version":"2016.01+dfsg1-2ubuntu5+esm1"},{"binary_name":"u-boot-sunxi","binary_version":"2016.01+dfsg1-2ubuntu5+esm1"},{"binary_version":"2016.01+dfsg1-2ubuntu5+esm1","binary_name":"u-boot-tegra"},{"binary_name":"u-boot-tools","binary_version":"2016.01+dfsg1-2ubuntu5+esm1"}],"availability":"Available 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