Vulnerability DatabaseCVE-2024-57256
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CVE-2024-57256
Published:February 18, 2025
Updated:May 17, 2026
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.
Related Resources (5)
https://www.openwall.com/lists/oss-security/2025/02/17/2
https://cert-portal.siemens.com/productcert/html/ssa-577017.html
https://lists.debian.org/debian-lts-announce/2025/05/msg00001.html
https://source.denx.de/u-boot/u-boot/-/commit/35f75d2a46e5859138c83a75cd2f4141c5479ab9
https://seclists.org/oss-sec/2025/q1/143
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CVSS v4
Base Score:
7.3
Attack Vector
PHYSICAL
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
HIGH
Subsequent System Integrity
HIGH
Subsequent System Availability
HIGH
CVSS v3
Base Score:
7.1
Attack Vector
PHYSICAL
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Integer Overflow or Wraparound
CWE-190
EPSS
Base Score:
0.06