CVE-2024-57256: Integer Overflow
Published Feb 18, 2025
·Updated
An integer overflow in ext4fsreadsymlink 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.
Affected Software
2 affected components
Das U-Boot Das U-Boot<2025.01-rc1
DENX U-Boot<=2024.10
Remediation
Event History
Feb 18, 2025
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·11:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2024-57256?
CVE-2024-57256 has a high severity due to the potential for memory overwrite and exploitation through crafted ext4 filesystems.
2
How do I fix CVE-2024-57256?
To fix CVE-2024-57256, upgrade to Das U-Boot version 2025.01-rc1 or later.
3
What types of systems are affected by CVE-2024-57256?
CVE-2024-57256 affects systems running vulnerable versions of Das U-Boot that use ext4 filesystems.
4
Can CVE-2024-57256 be exploited remotely?
Yes, CVE-2024-57256 can potentially be exploited remotely if an attacker can manipulate the ext4 filesystem.
5
What component of Das U-Boot is vulnerable in CVE-2024-57256?
CVE-2024-57256 affects the ext4fs_read_symlink component of Das U-Boot.