An issue was discovered in Denx U-Boot before 2026.04. An integer overflow vulnerability exists in function ext4fs_get_bgdtable, the size calculation can lead to under allocation and this underallocated buffer will be used in memcpy() which could lead to arbitrary code execution, a denial of service, or other unspecified impacts.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Ubuntu | — | Upgrade u-boot-imxUpgrade u-boot-toolsUpgrade u-boot-qemu (Ubuntu Pro)Upgrade u-boot-qemuUpgrade u-boot-imx (Ubuntu Pro)Upgrade u-boot-tools (Ubuntu Pro) | Oct 7, 2026 | Oct 6, 2026 |
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