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CVE-2024-57256

MEDIUM
6.8
CVSS Score
Published: February 18, 2025 at 12:00 AM UTC
Updated: June 17, 2026 at 08:13 AM UTC
12 products affected across 2 vendorsU BootRUGGEDCOM Rox RX1510 FirmwareRUGGEDCOM Rox RX1511 Firmware

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Severity
MEDIUM6.8
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

U Boot· Denx
95%
v ≤ 2024.10v < 2025.01-rc1
Affected range stops below 2025.01-rc1, so it looks safe — our inference, not a vendor statement
RUGGEDCOM Rox MX5000 Firmware· Siemens
60%
v < V2.17.1
Affected range stops below V2.17.1, so it looks safe — our inference, not a vendor statement
RUGGEDCOM Rox MX5000RE Firmware· Siemens
60%
v < V2.17.1
Affected range stops below V2.17.1, so it looks safe — our inference, not a vendor statement
RUGGEDCOM Rox RX1400 Firmware· Siemens
60%
v < V2.17.1
Affected range stops below V2.17.1, so it looks safe — our inference, not a vendor statement
RUGGEDCOM Rox RX1500 Firmware· Siemens
60%
v < V2.17.1
Affected range stops below V2.17.1, so it looks safe — our inference, not a vendor statement
RUGGEDCOM Rox RX1501 Firmware· Siemens
60%
v < V2.17.1
Affected range stops below V2.17.1, so it looks safe — our inference, not a vendor statement
RUGGEDCOM Rox RX1510 Firmware· Siemens
60%
v < V2.17.1
Affected range stops below V2.17.1, so it looks safe — our inference, not a vendor statement
RUGGEDCOM Rox RX1511 Firmware· Siemens
60%
v < V2.17.1
Affected range stops below V2.17.1, so it looks safe — our inference, not a vendor statement
RUGGEDCOM Rox RX1512 Firmware· Siemens
60%
v < V2.17.1
Affected range stops below V2.17.1, so it looks safe — our inference, not a vendor statement
RUGGEDCOM Rox RX1524 Firmware· Siemens
60%
v < V2.17.1
Affected range stops below V2.17.1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (4)

Patch
Source: [email protected]
https://source.denx.de/u-boot/u-boot/-/commit/35f75d2a46e5859138c83a75cd2f4141c5479ab9
Mailing ListMitigationThird Party Advisory
Source: [email protected]
https://www.openwall.com/lists/oss-security/2025/02/17/2
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.debian.org/debian-lts-announce/2025/05/msg00001.html
Source: 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
https://cert-portal.siemens.com/productcert/html/ssa-577017.html

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.8MEDIUM[email protected]
Attack Vector
PHYSICAL
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-190

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