Use of Externally-Controlled Format String Affecting torvalds/linux package, versions [,3.9.5)


Severity

Recommended
0.0
high
0
10

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

Threat Intelligence

EPSS
0.27% (50th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Use of Externally-Controlled Format String vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-3004515
  • published26 Jan 2022
  • disclosed7 Jun 2013
  • creditUnknown

Introduced: 7 Jun 2013

CVE-2013-2852  (opens in a new tab)
CWE-134  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version 3.9.5 or higher.

Overview

Affected versions of this package are vulnerable to Use of Externally-Controlled Format String. Format string vulnerability in the b43_request_firmware function in drivers/net/wireless/b43/main.c in the Broadcom B43 wireless driver in the Linux kernel through 3.9.4 allows local users to gain privileges by leveraging root access and including format string specifiers in an fwpostfix modprobe parameter, leading to improper construction of an error message.

References

CVSS Base Scores

version 3.1