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Fencer Vulns
low 2.0

CVE-2024-57257 json

A stack consumption issue in sqfs_size in Das U-Boot before 2025.01-rc1 occurs via a crafted squashfs filesystem with deep symlink nesting.

published 2025-02-18 20 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-4761

cvss
2.0
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 24%
public exploits
0
none known

Summary

A stack consumption issue in sqfs_size in Das U-Boot before 2025.01-rc1 occurs via a crafted squashfs filesystem with deep symlink nesting.

Patch / fix

  • denx U-Boot 2025.01-rc1
  • u-boot Debian 12 2023.01+dfsg-2+deb12u2
  • u-boot Debian 14, Debian 13 2025.01-1

debian advisories DEBIAN-CVE-2024-57257

  • u-boot Ubuntu 22.04 LTS 2022.01+dfsg-2ubuntu2.7
  • u-boot Ubuntu 24.04 LTS 2025.10-0ubuntu0.24.04.2

ubuntu advisories UBUNTU-CVE-2024-57257

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2024-57257 updated cvss 2.0

u-boot: Stack Overflow in Das U-Boot's SquashFS Symlink Resolution

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
20 mo ago

Exploit prediction

0.32% chance of exploitation in the next 30 days, higher than 24% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 2.0 CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
NVD 3.1 2.4 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected products

  • denx U-Boot

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.