CVE-2024-57256 An integer overflow in ext4fs_read_symlink in Das U-Boot before 2025.01-rc1 occurs for zalloc (adding one to an le32 variable) via a crafted ext4 filesystem with an inode size of 0xffffffff, resulting in a malloc of zero and resultant memory overwrite.

Api.Msrc.Microsoft • February 18, 2026

Share: View original

Information published.

The full story

This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Multiple CVEs Identified in Das U-Boot Affecting SquashFS and Ext4 Filesystems Six vulnerabilities have been identified in Das U-Boot, affecting its handling of squashfs and ext4 filesystems. These include integer overflows and stack consumption issues that could lead to memory overwrites and other critical failures. The vulnerabilities are associated with CVE-2024-57254, CVE-2024-57255, CVE-2024-57256, CVE-2024-57257, CVE-2024-57258, and CVE-2024-57259, all published on February 18, 2025. 9 sources 49

Extracted Entities

Attack Types (1)

Zero-day Exploit

CVEs (1)

Platforms (1)