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.
{
"cwe_ids": [
"CWE-190"
],
"cna_assigner": "mitre",
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/57xxx/CVE-2024-57256.json",
"unresolved_ranges": [
{
"extracted_events": [
{
"fixed": "2025.01-rc1"
}
],
"source": "AFFECTED_FIELD"
},
{
"extracted_events": [
{
"fixed": "2025.01-rc1"
}
],
"source": "CPE_FIELD"
},
{
"extracted_events": [
{
"fixed": "2025.01-rc1"
}
],
"source": "DESCRIPTION"
}
]
}{
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "2024.10"
}
],
"source": "CPE_FIELD",
"cpe": "cpe:2.3:a:denx:u-boot:*:*:*:*:*:*:*:*"
}