Bug 2346407 (CVE-2024-57256)

Summary: CVE-2024-57256 u-boot: Integer Overflow in Das U-Boot's ext4fs_read_symlink Function
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
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Priority: high    
Version: unspecifiedKeywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in Das U-Boot. This vulnerability allows an attacker to cause a memory overwrite via a crafted ext4 filesystem with an inode size of 0xffffffff, which can lead to code execution or system crash.
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Bug Depends On: 2346468, 2346469, 2346470    
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Description OSIDB Bzimport 2025-02-18 23:01:28 UTC
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.