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THREAT OPSThreat News › Multiple Integer Overflows in U-Boot Filesystem Parsing (CVE-2025-70290 through CVE-2025-70293)

Multiple Integer Overflows in U-Boot Filesystem Parsing (CVE-2025-70290 through CVE-2025-70293)

medoss_secPublished 2026-08-28

<p>Posted by t.preissl on Aug 28</p>-----BEGIN SECURITY ADVISORY-----<br /> <br /> Title: Multiple Integer Overflows in U-Boot Filesystem Handling<br /> Author: Timo Preißl &lt;t.preissl () proton me&gt;<br /> Date: 2026-02-11<br /> CVEs: CVE-2025-70290, CVE-2025-70291, CVE-2025-70292, CVE-2025-70293<br /> Affected: Denx U-Boot &lt;= v2026.01-rc4<br /> Fixed in: v2026.04-rc1 (commit adccdb2)<br />

MITRE ATT&CK techniques

Indicators of compromise

Original source: https://seclists.org/oss-sec/2026/q3/607

Same event, other sources