Skip to content
OpenAdvisories
High USN-8056-1 6 CVEs

u-boot vulnerabilities

Published Feb 23, 2026 · Updated Apr 27, 2026

Summary

Simon Diepold discovered that U-Boot incorrectly handled certain DHCP
responses. An attacker on the local network could possibly use this issue
to obtain sensitive memory contents. (CVE-2024-42040)

It was discovered that U-Boot incorrectly handled symlink size calculations
in squashfs file systems. An attacker could use this issue with a specially
crafted squashfs file system to cause U-Boot to crash, resulting in a denial
of service, or execute arbitrary code. (CVE-2024-57254)

It was discovered that U-Boot incorrectly handled inode size calculations
in squashfs file systems. An attacker could use this issue with a specially
crafted squashfs file system to cause U-Boot to crash, resulting in a denial
of service, or execute arbitrary code. (CVE-2024-57255)

It was discovered that U-Boot incorrectly handled inode size calculations
in EXT4 file systems. An attacker could use this issue with a specially
crafted EXT4 file system to cause U-Boot to crash, resulting in a denial of
service, or execute arbitrary code. (CVE-2024-57256)

It was discovered that U-Boot incorrectly handled deep symlink nesting in
squashfs file systems. An attacker could possibly use this issue with a
specially crafted squashfs file system to cause U-Boot to crash, resulting
in a denial of service. (CVE-2024-57257)

It was discovered that U-Boot incorrectly handled memory allocation in
squashfs file systems. An attacker could use this issue with a specially
crafted squashfs file system to cause U-Boot to crash, resulting in a denial
of service, or execute arbitrary code. (CVE-2024-57258)

Fixed packages 2

ReleasePackageFixed in
Ubuntu · 22.04 LTS 22.04:LTS u-boot 2022.01+dfsg-2ubuntu2.7
Ubuntu · 24.04 LTS 24.04:LTS u-boot 2025.10-0ubuntu0.24.04.2

Vulnerabilities 6

References

  • report
    https://ubuntu.com/security/CVE-2024-57254
  • report
    https://ubuntu.com/security/CVE-2024-57255
  • report
    https://ubuntu.com/security/CVE-2024-57256
  • report
    https://ubuntu.com/security/CVE-2024-57257
  • report
    https://ubuntu.com/security/CVE-2024-57258
  • report
    https://ubuntu.com/security/CVE-2024-57259