CVE-2024-57256CWE-190

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…

High · published February 18, 2025

CVSS v3.1
7.1
EPSS
0%
Percentile
30.2
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.1 · HIGH
Vector
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00374 · 30.2th percentile
Weakness
CWE-190 · Integer Overflow or Wraparound
Published
2025-02-18T00:00Z
EPSS history
Timeline
  • 18 FEB 00:00Z
    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…
    cvelistv5