OCTOBER 6, 2026
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Case File

CVE-2026-15390

CRITICAL · CVSS 9 EPSS 0.29%

Source: NVD + CISA KEV + EPSS · Published 2026-09-29 · Last synced 2026-10-06

CyberRota Analysis

AI-Generated

The vulnerability arises in Das U-Boot when the CONFIG_IP_DEFRAG parameter is enabled, allowing an attacker to exploit the failure to clear the IP reassembly state after a complete datagram is delivered. This can lead to arbitrary code execution through the delivery of specially crafted fragmented IP packets. Organizations using affected versions of Das U-Boot should prioritize patching to mitigate the risk of exploitation.

CVE
CVE-2026-15390
Severity
CRITICAL
CVSS
9
EPSS
0.29%

Original NVD 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. This issue was fixed in commit b1aec609bb5e0d08c25c888c91935287ab4ee5fa in version 2026.07.