CVE-2024-57256 — Integer Overflow or Wraparound in U-boot
Severity
7.1HIGHNVD
NVD6.8OSV8.1OSV6.8
EPSS
0.1%
top 80.94%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedFeb 18
Latest updateFeb 23
Description
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.
CVSS vector
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 0.9 | Impact: 5.9
Affected Packages7 packages
Patches
🔴Vulnerability Details
4GHSA▶
GHSA-vmjq-93g5-fvqc: An integer overflow in ext4fs_read_symlink in Das U-Boot before 2025↗2025-02-19
📋Vendor Advisories
3Microsoft▶
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↗2025-02-11
Debian▶
CVE-2024-57256: u-boot - An integer overflow in ext4fs_read_symlink in Das U-Boot before 2025.01-rc1 occu...↗2024