Buffer Overflow Affecting zephyrproject-rtos/zephyr package, versions [,3.5.0)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Proof of concept
EPSS
0.14% (51st percentile)

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  • Snyk IDSNYK-UNMANAGED-ZEPHYRPROJECTRTOSZEPHYR-5924057
  • published28 Sept 2023
  • disclosed27 Sept 2023
  • creditraptor

Introduced: 27 Sep 2023

CVE-2023-4260  (opens in a new tab)
CWE-120  (opens in a new tab)

How to fix?

Upgrade zephyrproject-rtos/zephyr to version 3.5.0 or higher.

Overview

Affected versions of this package are vulnerable to Buffer Overflow in the fuse_fs_access.c file. An attacker can send an input size that exceeds the buffer capacity. This is due to an off-by-one error that fails to properly check the size of the input.

CVSS Scores

version 3.1